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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
UC2042783
Acacia dealbata
Barbara Ertter with John Little
1989-4-2
8102
Contra Costa
Hillside Park in El Cerrito.
Comment
UC1050943
Acacia pycnantha
N. Floy Bracelin
1942-8-16
2256
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
SD45086
Acacia verticillata
W. W. Jones
1927-6-2
Contra Costa
Crockett
Comment
SD45087
Acacia verticillata
W. W. Jones
1927-4-5
Contra Costa
Crockett
Comment
UC12000
Acaena pinnatifida var. californica
H. M. Hall
1901-3-16
1655
Contra Costa
Point Richmond Region of San Francisco Bay, Point Richmond
Comment
UC1050843
Acanthus mollis var. latifolius
N. Floy Bracelin
1942-6-14
2133
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
UC18109
Acer macrophyllum
Harley P. Chandler
1901-4-5
941
Contra Costa
Mt. Diablo
Comment
SEINET3195242
Acer negundo var. californicum
Annetta Carter
1937-4-4
1229
Contra Costa
Creek bank, Moraga Valley, 2.5 miles north of Moraga
180
Comment
CAS-BOT-BC334184
Acer negundo var. californicum
John Thomas Howell
1925-11-7
1549
Contra Costa
Between Pinehurst and Canyon Station, San Leandro Canyon
Comment
CAS-BOT-BC21714
Achillea millefolium
Walter Knight; Joanne Dean
1978-8-14
3148
Contra Costa
Browns Island
Comment
CAS-BOT-BC29884
Achyrachaena mollis
Alice Eastwood
1921-4-18
10250
Contra Costa
Antioch
Comment
CDA299
Achyrachaena mollis
D. G. Kelch, A. G. Murdock
2005-5-6
5 .23
Contra Costa
Carquinez Strait Region; Franklin Canyon. East of Christie Road. South of Route 4.
Comment
UC1084392
Achyrachaena mollis
G. Thomas Robbins
1937-4-25
145
Contra Costa
2 mi e Alamo
Comment
UC1733837
Achyrachaena mollis
Kay H. Beach
1941-4-30
1081
Contra Costa
5 mi W of Byron; Marsh Creek Road
30
Comment
UCD84946
Achyrachaena mollis
Chuck Hughes
2010-3-29
218
Contra Costa
About 0.7 mile south of Vasco Road.
238
Comment
CAS-BOT-BC29888
Achyrachaena mollis
Paul F. Covel
1938-4-18
s.n.
Contra Costa
Altamont Pass
Comment
UCD32385
Achyrachaena mollis
Beecher Crampton
1950-4-22
529
Contra Costa
above Sand Creek, on hills to north above Lone Tree Valley
106
Comment
UCD104120
Acmispon glaber
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo Summit.
Comment
JEPS112352
Acmispon wrangelianus
Dean G. Kelch and Andrew G. Murdock
2004-4-11
04 .061
Contra Costa
Crockett - 5th St. Prairie, County: Contra Costa; 5th street Prairie, Crockett.
Comment
JEPS112393
Acmispon wrangelianus
Dean G. Kelch and Andrew G. Murdock
2005-5-13
05 .253
Contra Costa
Martinez - West: Ozol Rock and Scenic Drive.
Comment
UC691159
Adenostoma fasciculatum
Mary L. Bowerman
1930-6-5
256
Contra Costa
w. (North Rd.) 5.8 mi. from entrance Mt. Diablo
Comment
RSA453156
Adenostoma fasciculatum var. fasciculatum
Bonnie C. Templeton
1962-6-20
s.n.
Contra Costa
Mount Diablo
Comment
CDA42502
Adiantum jordanii
D. G. Kelch
2005-1-21
5 .006
Contra Costa
Carquinez Strait; Crockett. Along railroad tracks in West Valona across from decommissioned sewage treatment plant.
Comment
JEPS100160
Adiantum jordanii
A. Langston
2003-6-19
AL 52
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
RSA585064
Adiantum jordanii
C. Newberry
1994-4-30
7255
Contra Costa
Mount Diablo State Park, trail from Mitchell Canyon parking to Donner Creek
900
Comment
UC18188
Aesculus californica
Ivar Tidestrom
Jun 1895
Contra Costa
Comment
JEPS36319
Agoseris grandiflora var. grandiflora
W. L. Jepson
1943-6-8
20846
Contra Costa
midway of ridge Moraga Ridge
Comment
UCD84956
Agoseris grandiflora var. grandiflora
Chuck Hughes
2010-5-21
228
Contra Costa
About 0.8 mile northwest of Vasco Road.
335
Comment
CAS-BOT-BC22973
Agoseris heterophylla
Mary L. Bowerman
1933-5-8
2013
Contra Costa
Mt. Diablo. Fossil Ridge near crest, north side by side road.
Comment
UC691793
Agoseris heterophylla var. heterophylla
Mary L. Bowerman
1933-5-11
2093 a
Contra Costa
Rock City Ridge; Mt. Diablo
Comment
UC691795
Agoseris heterophylla var. heterophylla
Mary L. Bowerman
1934-3-18
2482
Contra Costa
west of, (in small open flat on the edge of Donner Canyon) Russelman Park; Donner Canyon
365
Comment
UC585072
Agoseris hirsuta
G. L. Stebbins Jr.
1936-5-16
1562
Contra Costa
w Berkeley Country Club
Comment
JEPS36280
Agoseris retrorsa
W. L. Jepson
1921-5-22
9208
Contra Costa
summit Mt. Diablo
Comment
SEINET10789684
Agropyron inerme
Thomas B. Croat
1966-6-18
Croat 1989
Contra Costa
Frank's Tract, Bethel Island; 7 miles W of Oakley, lakeside & marsh habitats.
Comment
UCD92546
Agrostis
Beecher Crampton
1959-9-3
5454
Contra Costa
Cleared bed of Bear Creek, about 2 miles north of Orinda.
Comment
JEPS127233
Agrostis avenacea
Lowell Ahart, Josephine Guardino
2016-4-19
20787
Contra Costa
1.4 miles (air) northwest of Los Vaqueros Reservoir Marina, 1.9 miles (air) southwest of Los Vaqueros Dam, approximately 25 miles (air) southwest to Stockton. Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Springs USGS 7.5' Quad.
Comment
RSA721735
Agrostis avenacea
Barbara Ertter
1994-5-7
12748
Contra Costa
S end Pt. Molate Beach Park west of Richmond north of San Rafael Bridge, edge of San Francisco Bay.
Comment
UCD146716
Agrostis avenacea
G. F. Hrusa; D. Crowe
1998-5-8
14385
Contra Costa
Sacramento-San Joaquin River Delta. In Dow Ecological Reserve on Dow Chemical property at Pittsburg.
5
Comment
UC2028508
Agrostis avenacea
Barbara Ertter with Tony Morosco
1998-9-18
16425
Contra Costa
Lime Ridge Open Space northwest of Mount Diablo, north quarry area [subsequently developed]
Comment
CDA29913
Agrostis pallens
D. G. Kelch, Suzanne Latham, Matt Beyers
2009-6-3
9 .335
Contra Costa
East Bay.; El Sobrante Ridge at end of Silver Belt Dr. on Miocene chert outcrop.
Comment
UCD150904
Agrostis stolonifera
James A. Neilson Jr.
1972-10-1
3513
Contra Costa
Walnut Creek drainage. Elevation estimated in Google Earth by label maker.
1
Comment
RSA0027413
Agrostis stolonifera
Barbara Ertter, Richard K. Rabeler, Tony Morosco
1997-6-10
15670
Contra Costa
Martinez Regional Shoreline, south edge of Carquinez Strait.
Comment
SEINET5538014
Agrostis stolonifera
J. Hamai
1985-1
s.n.
Contra Costa
Russell Reserve.
Comment
JEPS100029
Aira caryophyllea
S. O'Neil
2003-5-1
SEO 23
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
JEPS97561
Aira caryophyllea
R. D. Stone
1980-7-13
282
Contra Costa
Huckleberry Trail Oakland Hills, near Alameda-Contra Costa county line (NE of intersection of Skyline Blvd. and Snake Road)
Comment
POM164980
Allenrolfea occidentalis
Jos Burtt Davy
1898-05
s.n.
Contra Costa
Byron Springs, Mt. Diablo region.
Comment
RSA367156
Allium attenuifolium
H. de Forest
1930-4-6
s.n.
Contra Costa
Unspecified.
Comment
UC1133799
Allium falcifolium
C. M. Belshaw
1936-5-8
2067
Contra Costa
se slope of Mt. Diablo Mt. Diablo Quadrangle, Mt. Diablo
Comment
UC3071
Allium falcifolium
W. H. Brewer
1862-5-7
1060
Contra Costa
summit Monte Diablo; summit of Mt. Diablo
Comment
CAS-BOT-BC469114
Allium falcifolium
Alice Eastwood
1915-5-30
s.n.
Contra Costa
Mt. Diablo
Comment
UC494231
Allium serra
Anna E. Ehlers
1920-4-25
571
Contra Costa
Mt. Diablo
Comment
UC64077
Allium serra
H. M. Hall
1900-3-23
Contra Costa
Lauterwasser Creek
Comment Read comments Jul 22 2008
CAS-BOT-BC475532
Allium serra
John Thomas Howell
1933-5-14
11284
Contra Costa
Hills east of St. Mary's College
Comment
UCD138636
Allium serra
Cliff Low
1978-5-19
20
Contra Costa
Back Canyon Creek, east of Eagle Peak on Mount Diablo.
304
Comment
UC692022
Allium unifolium
Mary L. Bowerman
1932-5-6
1425
Contra Costa
near road, Mitchell Canyon Mt. Diablo, Mitchell Canyon
243
Comment
UC691595
Allophyllum gilioides subsp. gilioides
Mary L. Bowerman
1935-4-26
2919
Contra Costa
Meridian peak summit Mt. Diablo
1158
Comment
CAS-BOT-BC170927
Alnus rhombifolia
Mary L. Bowerman
1931-10-13
1058
Contra Costa
Mount Diablo. Alamo Canyon
259
Comment
CAS-BOT-BC170928
Alnus rhombifolia
W. C. Blasdale
1896-2-29
s.n.
Contra Costa
Clayton
Comment
POM166519
Alnus rhombifolia
W. C. Blasdale
1896-2-29
3690
Contra Costa
Clayton.
Comment
CAS-BOT-BC170930
Alnus rhombifolia
Walter Knight
1978-9-19
3265
Contra Costa
Browns Island, Alder Point
Comment
RSA452847
Alnus rubra
M. B. Dunkle
1931-7-18
2526
Contra Costa
Strawberry Canyon, Berkeley. San Francisco Bay Region.
Comment
CDA20558
Alternanthera philoxeroides
unknown
2005-6-23
s.n.
Contra Costa
San Francisco Bay Area; Garden weed in Danville, CA.
0
Comment
UC2027977
Amaranthus albus
Barbara Ertter with Mary Bowerman
1996-11-1
15397
Contra Costa
North base of Mount Diablo, downstream from Mitchell Canyon parking lot.
Comment
UC2028370
Amaranthus albus
Barbara Ertter
1998-6-20
16247
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo, Briones-Mount Diablo Trail SW of Old Borges Ranch
Comment
CDA9491
Amaranthus blitoides
D. G. Kelch, Michael Park, Abigail Moore
2007-5-1
7 .215
Contra Costa
Byron Airport.
Comment
UC2027978
Amaranthus blitoides
Barbara Ertter with Mary Bowerman
1996-11-1
15397 a
Contra Costa
North base of Mount Diablo, downstream from Mitchell Canyon parking lot.
Comment
JEPS111588
Amaranthus retroflexus
D. G. Kelch
2004-6-19
04 .286
Contra Costa
Crockett - Edwards Canyon Edwards Creek staging area near barn.
24
Comment
JEPS111728
Ambrosia chamissonis
D. G. Kelch
2004-7-9
04 .312
Contra Costa
Rodeo Shore
2
Comment
UC24599
Amsinckia
J. Burtt Davy
1895-4-7
919
Contra Costa
Antioch
Comment
UC726360
Amsinckia
A. A. Heller
1941-3-24
15906
Contra Costa
Byron Springs
Comment
UCR197916
Amsinckia
Beecher Crampton
1950-4-22
522
Contra Costa
Above site of Judsonville, west of old Empire mine
183
Comment
UCD32491
Amsinckia
Beecher Crampton
1950-4-22
522
Contra Costa
Contra Costa County, above site of Judsonville, west of old Empire mine.
152
Comment
CDA9449
Amsinckia intermedia
D. G. Kelch
1992-3-21
1821 -A
Contra Costa
2.5 mi. SE of Byron; along RR tracks, N of junction of Holey Rd. and Byron Hwy.
0
Comment
JEPS25352
Amsinckia intermedia
Rimo Bacigalupi with Paul C. Hutchison and John Weiler
1959-3-19
6962
Contra Costa
2.4 mi w of Byron (and 0.3 mi e of junction with Vasco Road, along Camino Diablo); Camino Diablo
60
Comment
UC1084555
Amsinckia intermedia
Francia Chisaki, Peter M. Ray
1952-5-4
2274
Contra Costa
0.7 mi west of Inspiration Point (and road e to; and Orinda-Richmond Road); Tilden Park
Comment
UC1073066
Amsinckia intermedia
Helen K. Sharsmith
1954-3-24
4410
Contra Costa
e of Mount Diablo (Canyon slope back of Nortonville Mines); Inner South Coast Ranges
304
Comment
JEPS75462
Amsinckia lunaris
P. F. Yorks
1976-4-25
507 -2
Contra Costa
n. Briones Reservoir (ca. 1.5 km. s. of Bear Creek Rd. on hampton Rd. in Hampton Rd. Natural Reserve); Hampton Rd. Natural Reserve
170
Comment
UC56850
Amsinckia lunaris
H. M. Hall
1900-3-24
Contra Costa
Briones Valley Region of San Francisco Bay; Briones Valley, region of San Francisco Bay
Comment Read comments Jan 7 2013
UC762105
Amsinckia lunaris
R. F. Hoover
1939-5-20
4105
Contra Costa
lower end of San Pablo Resevoir
Comment
JEPS25354
Amsinckia lycopsoides
Rimo Bacigalupi with Paul C. Hutchison and John Weiler
1959-3-19
6964
Contra Costa
1.9 mi w Byron (at road summit along Camino Diablo)
54
Comment
SD71397
Amsinckia menziesii
John Thomas Howell
1933-5-14
11224 A
Contra Costa
St. Mary's College
Comment
UC198378
Amsinckia tessellata var. gloriosa
Katharine Brandegee
1916-5-8
Contra Costa
Byron H. S., Byron Springs Byron Springs
Comment
JEPS25509
Amsinckia tessellata var. tessellata
R. F. Hoover
1938-3-25
2894
Contra Costa
Markley Canyon
Comment
CDA29026
Anagallis arvensis
D. G. Kelch
2006-5-7
6 .156
Contra Costa
Carquinez Strait.; Crockett. Upper Edward s Canyon.
Comment
SEINET9341786
Anagallis arvensis
Unknown
1966-4-15
101
Contra Costa
Contra Costa County
Comment
UCD117553
Anagallis arvensis
Terri Williamson
1990-5-22
69
Contra Costa
212 Poshard Street, Pleasant Hill.
12
Comment
UC691813
Ancistrocarphus filagineus
Mary L. Bowerman
1932-4-9
1321
Contra Costa
firebreak on large spur which heads into Sycsamore Canyon Inner Black Hills; Mount Diablo
Comment
UC691815
Ancistrocarphus filagineus
Mary L. Bowerman
1935-4-17
2834
Contra Costa
2 mi from entrance on West rd (= North Rd), (hillside above serpentine outcrop) Mount Diablo
259
Comment
UC2027832
Ancistrocarphus filagineus
Barbara Ertter with John Ginochio and Mary Bowerman
2001-5-8
17631
Contra Costa
northwest flank of Mount Diablo, Ginochio property north of park boundary on Long Ridge.
Comment
CAS-BOT-BC46935
Androsace elongata subsp. acuta
Mary L. Bowerman
1932-3-12
1116
Contra Costa
Alamo Canyon: 50' above the stream
365
Comment
POM300727
Androsace elongata subsp. acuta
Mary L. Bowerman
1932-3-12
1116
Contra Costa
Alamo Canyon: 50 feet above stream.
366
Comment
UC672438
Anemopsis californica
Herbert L. Mason
1929-9-21
5437
Contra Costa
3 mi above Clayton (Marsh Creek Road); Marsh Creek Road
Comment
JEPS111614
Angelica californica
D. G. Kelch
2004-5-2
04 .166
Contra Costa
Edwards Canyon, Crockett
125
Comment
UC692562
Angelica californica
Mary L. Bowerman
1935-6-21
3149
Contra Costa
Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
274
Comment
UC2012963
Anthriscus caucalis
Barbara Ertter with Travis Columbus
1990-6-10
9111
Contra Costa
NE corner of Briones Regional Park, Briones Hills W of Pleasant Hill, damp soil in eroded stream cut, near crossing on Spengler Trail NE of Briones Peak.
Comment
UC306602
Antirrhinum vexillocalyculatum subsp. vexillocalyculatum
A. D. E. Elmer
Jun 1903
4809
Contra Costa
Mount Diablo; ; Mt. Diablo, Contra Costa Co.
Comment
RSA135450
Apiastrum angustifolium
Volney Rattan
1886-6-14
s.n.
Contra Costa
West slope of Mt. Diablo
Comment
SEINET13943445
Apium graveolens
Joseph Andorfer Ewan
1936-1
9714
Contra Costa
Wildcat Creek
Comment
UC691848
Apocynum cannabinum
Mary L. Bowerman
1931-5-28
905
Contra Costa
gully to s. at e. end of Castle Rock Farm (Pine Canyon); Mt. Diablo, Pine Canyon
Comment
UCD95520
Aquilegia formosa
Collector unknown
Date unknown
s.n.
Contra Costa
On ridge to west of Franklin Canyon (Central).
274
Comment
CDA37785
Arabis breweri
unknown
1937-4-18
Contra Costa
Northern California; Mt. Diablo.
0
Comment
UC10113
Arabis breweri
Wm. H. Brewer
1862-5-14
1086
Contra Costa
rocky summit of Mt. Diablo on eastern peak
Comment
UC692480
Aralia californica
Mary L. Bowerman
1933-6-21
2330
Contra Costa
Donner Canyon Mt. Diablo, Donner Canyon
243
Comment
UCD117499
Arbutus menziesii
Morris Halperin
1929-4-21
s.n.
Contra Costa
St. Mary's College Campus.
Comment
UC692043
Arceuthobium campylopodum
Mary L. Bowerman
1931-10-31
1065
Contra Costa
south Rd near junction Mount Diablo
Comment
UC1509579
Arctostaphylos
Stephen W. Edwards
1984-2-20
SW- 84 -1
Contra Costa
w flank of ridge e Olinda Drive (nw of intersection of San Pablo Dam Rd and Castro Ranch Rd)
Comment
RSA139994
Arctostaphylos andersonii var. pallida
R. C. Wilson
1935-2-26
105
Contra Costa
One mile southwest of Nortonville.
442
Comment
CAS-BOT-BC24108
Arctostaphylos auriculata
Alice Eastwood; John Thomas Howell
1936-4-19
2130
Contra Costa
Nortonville
Comment
JEPS124460
Arctostaphylos auriculata
Daniel Slakey with CNPS Volunteers
2015-6-29
136
Contra Costa
Wall Point Rd, along a roughly 1 km stretch of road just west of Wall Point.
Comment
RSA212152
Arctostaphylos auriculata
L. S. Rose
1970-4-2
70023
Contra Costa
Rock City, Mount Diablo.
426
Comment
UC1120857
Arctostaphylos auriculata
H. A. Jensen
1938-10-27
455
Contra Costa
head of Sycamore Creek Mt. Diablo Quadrangle
518
Comment
UC1120858
Arctostaphylos auriculata
H. A. Jensen
1938-10-27
450
Contra Costa
head of Curry Canyon Mt. Diablo Quadrangle
Comment
LA42141
Arctostaphylos auriculata
Lewis S. Rose;
1934-2-28
34039
Contra Costa
Mt. Diablo, 8 mi. NE Danville
Comment
SEINET11998374
Arctostaphylos canescens subsp. malloryi
W. Knight, Knight, I.
1988-1
6478
Contra Costa
Tilden Regional Park, Regional Parks Botanic Garden, originally from Iron Mt. in Shasta Co
914
Comment
CAS-BOT-BC23552
Arctostaphylos crustacea
Neil Havlik; Walter Knight
1982-11-12
4548
Contra Costa
Briones Regional Park adjacent to russell Tree Farm.
327
Comment
CAS-BOT-BC23553
Arctostaphylos crustacea
Neil Havlik; Walter Knight
1982-11-12
4549
Contra Costa
Briones Regional Park adjacent to russell Tree Farm.
327
Comment
UC2029045
Arctostaphylos crustacea subsp. rosei
Barbara Ertter with Linda Vorobik
2000-1-9
16888
Contra Costa
Las Trampas Regional Wilderness in East Bay Hills west of Danville.
Comment
CAS-BOT-BC24860
Arctostaphylos glandulosa subsp. cushingiana
Walter Knight; Irja Knight
1980-3-16
3716
Contra Costa
Sobrante Ridge between Heavenly Ridge Lane and Castro Ranch Road, El Sobrante.
Comment
CAS-BOT-BC24850
Arctostaphylos glandulosa subsp. glandulosa
H. E. McMinn
1923-3-6
875
Contra Costa
Contra Costa Co.
Comment
SBBG114891
Arctostaphylos glandulosa subsp. glandulosa
C. Bornstein
1999-3-20
Contra Costa
Sobrante Ridge Regional Preserve
243
Comment Read comments Dec 27 2008
UC1120326
Arctostaphylos glandulosa subsp. glandulosa
H. A. Jensen
1938-10-27
454
Contra Costa
head of Sycamore Creek Mount Diablo Quadrangle
Comment
UC692229
Arctostaphylos glandulosa subsp. glandulosa
Mary L. Bowerman
1933-4-22
1900
Contra Costa
w Cave Point; Mount Diablo, Inner Black Hills
Comment
JEPS38916
Arctostaphylos glauca
Mary L. Bowerman
1930-6-22
362
Contra Costa
Mitchell Canyon Mount Diablo
Comment
RSA721734
Arctostaphylos glauca
Barbara Ertter, Holy Forbes
1996-2-11
14548
Contra Costa
North side Mount Diablo; Murchio Gap on Median Ridge Road.
732
Comment
UC692232
Arctostaphylos glauca
Mary L. Bowerman
1933-3-11
1748
Contra Costa
in gully nw park entrance (outer s face of ridge); Mount Diablo, Rock City Ridge (=Fossil Ridge)
Comment
UC692498
Arctostaphylos glauca
Mary L. Bowerman
1931-11-21
1068
Contra Costa
near canyon bottom and Bilharan Mount Diablo, Donner Canyon
Comment
RSA0046799
Arctostaphylos glauca
Mary L. Bowerman
1933-3-11
1748
Contra Costa
Fossil Ridge, outer south face. In gully northwest of South Gate.
Comment
SEINET11989152
Arctostaphylos glauca
B. A. Stein
1981-1
461
Contra Costa
Mt. Diablo State Park, Juniper Camp
884
Comment
RSA632823
Arctostaphylos laevigata
Jon E. Keeley
1996-6-24
27581
Contra Costa
Above Rock City, Mt. Diablo.
540
Comment
UCSB22281
Arctostaphylos manzanita
McMinn, H.
1936-4-11
Contra Costa
Mt. Diablo; head of Sycamore Canyon
Comment
JEPS78231
Arctostaphylos manzanita subsp. laevigata
James Roof
1009
Contra Costa
along Black Diamond Trail Black Diamond Regional Reserve; Black Diamond Trail, of the Black Diamond Regional Preserve, Contra Costa Co.
121
Comment
RSA164649
Arctostaphylos manzanita subsp. laevigata
Percy C. Everett
1963-11-19
24499
Contra Costa
Mt Diablo.
457
Comment
UC1121504
Arctostaphylos manzanita subsp. laevigata
H. A. Jensen
1938-10-27
452
Contra Costa
head of Curry Canyon Mt. Diablo Quadrangle
Comment
OBI14658
Arctostaphylos manzanita subsp. laevigata
H. E. McMinn
1936-4-11
4418
Contra Costa
Mt Diablo-head of Sycamore Canyon
Comment
CAS-BOT-BC42235
Arctostaphylos pallida
Walter Knight; Irja Knight
1980-3-16
3714
Contra Costa
Sobrante Ridge between Heavenly Ridge Land and Castro Ranch Road.
Comment
HSC93963
Arctostaphylos pallida
C. Newberry
1994-3-12
7163
Contra Costa
Huckleberry Botanic Regional Preserve, Skyline Trail
244
Comment
LA42215
Arctostaphylos pallida
J. A. Ewan;
1934-1-7
8162
Contra Costa
Head of San Leandro Creek above Oakland
Comment
UC198874
Arctostaphylos pallida
V. King Chesnut
April 1888
Contra Costa
Moraga Valley
Comment
POM127991
Arctostaphylos stanfordiana subsp. stanfordiana
R. C. Bacigalupi
1924-2-17
s.n.
Contra Costa
Lower slopes of Mt. Diablo, on old wagon road to summit from Diablo Country Club. (Black Hills).
457
Comment
JEPS46271
Arctostaphylos tomentosa subsp. crustacea
W. L. Jepson
1943-6-19
20850
Contra Costa
Moraga Ridge
Comment
JEPS98840
Arctostaphylos tomentosa subsp. crustacea
Walter Knight, Irja Knight, James B. Roof, R. Gankin, R. Hildreth
1964-10-7
Contra Costa
near Rock City; Mt. Diablo
Comment
SD107640
Arctostaphylos tomentosa subsp. crustacea
Stephen W. Edwards
1981-1-5
1001
Contra Costa
Biones Regional Park, from ridge facing Russell Tree Farm
Comment
UC1120116
Arctostaphylos tomentosa subsp. crustacea
C. M. Belshaw
1936-2-16
1590
Contra Costa
2 1/2 mi nw Lafayette; Concord Quadrangle, Lafayette Ridge
Comment
UC1120139
Arctostaphylos tomentosa subsp. crustacea
C. M. Belshaw
1936-2-16
1587
Contra Costa
2 1/2 mi nw Lafayette; Concord Quadrangle, Lafayette Ridge
Comment
UC549462
Arctostaphylos tomentosa subsp. crustacea
J. E. Adams
1934-3-9
634
Contra Costa
Moraga Ridge
Comment
UC909851
Arctostaphylos tomentosa subsp. crustacea
J. E. Adams
1934-3-9
635
Contra Costa
Moraga Ridge
Comment
CAS-BOT-BC102183
Argyranthemum foeniculaceum
G. Thomas Robbins; John Weiler
1959-5-23
4022
Contra Costa
Breakwater portion of Brooks Island (its northwestern extension), San Francisco Bay, Richmond
Comment
JEPS81964
Argyranthemum foeniculaceum
Rimo Bacigalupi and L. R. Heckard
1965-5-11
9070
Contra Costa
on strand at n end Brooks Island (sw of Richmond, in San Francisco Bay); San Francisco Bay, n end of Brooks Island
Comment
OBI16786
Argyranthemum foeniculaceum
G. Thomas Robbins, John Weiler
1959-5-23
4022
Contra Costa
Brooks Island (its NW extension), San Francisco Bay, Richmond
Comment
JEPS111635
Aristolochia californica
D. G. Kelch
2004-3-5
04 .3
Contra Costa
Martinez - Rankin Open Space Rankin Park, Martinez
68
Comment
JEPS32461
Aristolochia californica
Mary Ann Linsford
1931-3-15
Contra Costa
San Pablo Creek near Orinda
Comment
SD58208
Aristolochia californica
L. J. Barker
1932-3-27
Contra Costa
Orinda-Bear Valley road just over the divide on Pinole side.
Comment
JEPS95239
Arnica discoidea
Stephen W. Edwards
1991-1
Contra Costa
Huckleberry Trail; Huckleberry Botanic Regional Preserves
Comment
RSA94492
Arnica discoidea
F. W. Peirson
1923-7-1
3919
Contra Costa
Mt. Diablo
Comment
UC2028262
Arnica discoidea
Barbara Ertter
1999-6-12
16718
Contra Costa
Head of West Branch Alamo Creek on south flank of Mount Diablo, spur road to powerline south from Knobcone Point Road at park boundary.
Comment
POM198283
Arrhenatherum elatius
Jos Burtt Davy
1898-6-6
s.n.
Contra Costa
Berkeley Hills.
Comment Read comments Sep 6 2010
UC1949095
Artemisia biennis
Barbara Ertter with Jim Dunne, David Gowen, Lech Naumovich
2009-12-3
19800
Contra Costa
upper (south) end of San Pablo Dam Reservoir northwest of Orinda
Comment
JEPS111670
Artemisia californica
D. G. Kelch
2003-3-21
03 .48
Contra Costa
Martinez - West: Ozol Rock and Scenic Drive
40
Comment
UCD38888
Artemisia californica
Beecher Crampton
1959-10-19
5466
Contra Costa
Mt. Diablo State Park.
Comment
UCD129214
Artemisia californica
Beecher Crampton
1972-11-21
8892
Contra Costa
2 miles east Port Costa.
Comment
CAS-BOT-BC90296
Artemisia douglasiana
Mary L. Bowerman
1932-9-17
1582
Contra Costa
Donner Canyon, west fork
Comment
CAS-BOT-BC90297
Artemisia douglasiana
Vincent Jones
1920-8-20
s.n.
Contra Costa
Vallejo
Comment
CAS-BOT-BC90299
Artemisia douglasiana
John Thomas Howell; Gordon H. True
1972-6-29
48945
Contra Costa
Low places along Byron Hot Springs Road where water has stood, southeast of Byron
Comment
RSA94411
Artemisia douglasiana
Joseph A. Ewan
1933-10-15
8033
Contra Costa
Grassy slope above Indian Ceremonial Spr., Mt. Diablo
Comment
UC1051127
Arum italicum
N. Floy Bracelin
1944-9-24
2585
Contra Costa
the Garden of Anson and Anita Blake Berkeley
Comment
UC2028979
Asclepias californica
Barbara Ertter
2000-5-14
17019
Contra Costa
Donner Basin on north side of Mount Diablo, upper end of Falls Trail near junction of Cardinet Oaks Road.
Comment
SEINET10580308
Asclepias californica subsp. greenei
Charles F. Baker
1903-4-28
Baker 2871
Contra Costa
Marsh Creek, Mt. Diablo
Comment
UC35243
Asclepias cordifolia
Prof. E. L. Greene
April 1889
Contra Costa
hills near Martinez
Comment
UC22985
Asclepias fascicularis
Edw. L. Greene
June 1892
Contra Costa
Walnut Creek
Comment
UC691840
Asclepias fascicularis
Mary L. Bowerman
1932-11-25
1667
Contra Costa
Silver Spring Mount Diablo
Comment
UCD150890
Asclepias fascicularis
James A. Neilson Jr.
1972-11-2
3600
Contra Costa
Walnut Creek drainage. Elevation estimated using Google Earth by label maker.
1
Comment
RSA121907
Asclepias fascicularis
H. S. Yates
1934-9-2
4067
Contra Costa
One mile southwest of Mt. Diablo
762
Comment
UC1795104
Asphodelus fistulosus
Barbara Ertter, Tony Morosco
2000-4-12
16959
Contra Costa
Vasco Road 0.4 miles north of Tesla Road southeast of Livermore; roadside.
Comment
JEPS46413
Aspidium
Sanford
Feb. 1908
Contra Costa
Clayton
Comment
RSA0028278
Aster exilis
Barbara Ertter, CNPS
1990-9-16
9645
Contra Costa
Bethel Island NE of Brentwood, E end of Gateway Road at W edge of Franks Tract State Recreation Area.
Comment
RSA417743
Aster radulinus
M. B. Dunkle
1931-7-18
2532
Contra Costa
Strawberry Canyon, Berkeley
152
Comment
SEINET11851717
Aster subulatus var. ligulatus
L. S. Rose
1938-1
38312
Contra Costa
Byron
3
Comment
UC1128838
Astragalus asymmetricus
N. French
1935-7-19
644
Contra Costa
1/2 mi e Nortonville; Mt. Diablo Quad., e of Nortonville
304
Comment
UC1606355
Astragalus asymmetricus
Barbara Ertter with Dianne Lake
1991-8-18
10678
Contra Costa
nw Bull Valley staging area (Carquinez Strait Regional Shoreline e of Crockett); Carquinez Strait Regioinal Shoreline e of Crockett
Comment
CAS-BOT-BC177884
Astragalus didymocarpus var. didymocarpus
Robert Hoover
1935-3-10
308
Contra Costa
Kirker Pass
Comment
SEINET3127325
Astragalus didymocarpus var. didymocarpus
Brandegee
sn
Contra Costa
Antioch
Comment
UC13432
Astragalus gambelianus
State Survey
1862-5-12
1071
Contra Costa
Mt. Diablo
Comment Read comments Jan 20 2011
CAS-BOT-BC178477
Astragalus gambelianus
Alice Eastwood
1906-5-1
s.n.
Contra Costa
Berkeley
Comment
SEINET948569
Astragalus nigrescens
Lincoln Constance, Carl W. Sharsmith, Howard S. Reed
1940-1
2572
Contra Costa
Pine Canyon, base of Mount Diablo.
305
Comment
SEINET12004480
Athysanus pusillus
L. S. Rose
1932-1
32107
Contra Costa
Nortonville
Comment
SEINET6069536
Athysanus pusillus
Unknown
1931-3-10
5754
Contra Costa
Mt. Diablo. East side. 7 miles from Clayton on Livermore Road.
Comment
CDA9501
Atriplex argentea
D. G. Kelch, Michael Park, Abigail Moore
2007-5-1
7 .228
Contra Costa
Byron Airport.
Comment
RSA452691
Atriplex argentea
E. E. Stanford
1930-08
1870
Contra Costa
near Old River
Comment
CAS-BOT-BC168541
Atriplex coronata
R. E. Frenkel
1964-7-10
648
Contra Costa
On Balfour Road, 0.2 miles west of Bixler Road
6
Comment
CAS-BOT-BC168543
Atriplex coronata
R. E. Frenkel
1964-9-18
855
Contra Costa
On Balfour Road, 0.2 mile west of Bixler Road
6
Comment
CDA23264
Atriplex fruticulosa
T. Sawyer
1965-3-23
Contra Costa
Armstrong Road.
0
Comment
SEINET4134956
Atriplex heterosperma
Howard C. Stutz
1990-8-17
95340
Contra Costa
No. Livermore.; 0
Comment
UC1607605
Atriplex lentiformis
Barbara Ertter
1990-10-24
9686
Contra Costa
Martinez Regional Shoreline on Carquinez Strait (beaten saline soil along path through saltmarsh); Martinez Regional Shoreline on Carquinez Strait
Comment
CDA23285
Atriplex lentiformis subsp. breweri
F. T. Swett
1960-9-23
Contra Costa
Hill Girt Farm, Alhambra Valley, Martinez.
0
Comment
UC2042867
Atriplex prostrata
Barbara Ertter, B. Olson, D. Lake, L. Hosley and A. Youngson
1991-10-20
10871
Contra Costa
Dow Wetland Preserve, just W of Antioch.
Comment
RSA0029775
Atriplex semibaccata
Barbara Ertter
1990-9-30
9655
Contra Costa
SE of Hilltop Mall in N Richmond, near Day s Inn.
Comment
UC1607604
Atriplex triangularis
Barbara Ertter with Elizabeth Neese
1988-10-15
7979
Contra Costa
in salicornia marsh w. of I-580 in El Cerrito (w side along Rydin Road n of Central Avenue; edge of roadbank and marsh)
Comment
UC53767
Avena barbata
J. Burtt Davy
May, 1898
Contra Costa
Livermore Region Of Mount Diablo
Comment
RSA762309
Avena fatua
William J. Ferlatte, L. M. Moe
1970-4-27
1225
Contra Costa
San Francisco Bay, Red Rock Island.
Comment
UC697125
Avena fatua
Mary L. Bowerman
1931-5-7
809
Contra Costa
North Peak Mount Diablo
Comment
UCSB12521
Avena fatua
Grah, Nancy
1962-4-14
Contra Costa
0.2 mi N of Miner Rd on Sleepy Hollow Lane; Orinda
182
Comment
UCD56372
Avena fatua var. glabrata
Beecher Crampton
1956-5-14
3418
Contra Costa
1/2 mile northwest of Martinez. On the road to Crockett.
Comment
UCD56084
Avena occidentalis
G. Douglas Barbe
1983-5-22
4081
Contra Costa
Mount Diablo State Park.
877
Comment Read comments Nov 19 2009
POM301043
Baccharis douglasii
Mary L. Bowerman
1942-10-4
3852
Contra Costa
Russelman Park Road
290
Comment
CDA37435
Baccharis glutinosa
D. G. Kelch, Mike Perlmutter
2011-9-23
11 .753
Contra Costa
Immediately north of Discovery Bay.
Comment
JEPS111682
Baccharis glutinosa
D. G. Kelch
2003-8-13
03 .138
Contra Costa
Pinole Creek
68
Comment
UC697204
Baccharis glutinosa
Mary L. Bowerman
1942-10-4
3852
Contra Costa
Mount Diablo, Russelman Park Road
289
Comment
UCD150885
Baccharis glutinosa
James A. Neilson Jr.
1972-11-9
s.n.
Contra Costa
Walnut Creek drainage. Elevation estimated using Google Earth by label maker.
1
Comment
LA203046
Baccharis glutinosa
Joseph Andorfer Ewan;
1936-8-30
10119
Contra Costa
Shasta road, W rim Wildcat Canyon
Comment
UC691906
Baccharis pilularis
Mary L. Bowerman
1930-9-27
470
Contra Costa
west road 2 miles from entrance North Road; Mount Diablo
Comment
OBI37081
Baccharis pilularis
Calvin Craig
1983-11-5
20
Contra Costa
Colelcted on North east side of Mt. Diablo
Comment
POM181441
Baccharis salicifolia
I. L. Wiggins
1930-4-18
4600
Contra Costa
Levee bank, near ferry, Jersey Island
Comment
UC202943
Baccharis salicifolia subsp. salicifolia
Chesnut and Drew
1889-4-17
Contra Costa
Clayton
Comment
UC30399
Baccharis salicifolia subsp. salicifolia
H. N. Bolander
1866-4-1
6162
Contra Costa
near Mount Diablo
Comment
JEPS32259
Balsamorhiza deltoidea
R. F. Hoover
1939-4-13
4015
Contra Costa
head of Markley Canyon (w branch) Markley Canyon
Comment
UC1818940
Barbarea orthoceras
Barbara Ertter, Mary Bowerman
1994-6-19
12843
Contra Costa
Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road, ca. 3300'; roadside cut thru chaparral.
Comment
JEPS111081
Bellardia trixago
Lee Echols
2003-4-29
s.n.
Contra Costa
N of Lark Drive in central portion of grassland within UC Berkeley's Richmond Field Station, app. .5 miles from Hwy 580 off Bayview Ave, Richmond
Comment
JEPS15610
Bellardia trixago
R. Bacigalupi and G. Thomas Robbins
1955-5-4
4973
Contra Costa
E edge, field along treat Lane Concord; Clayton Valley
60
Comment
UC1126282
Berberis pinnata
R. W. Lundh
1933-2-2
201
Contra Costa
3/4 mi sw Redwood Peak; Concord Quadrangle
Comment
UC691926
Berberis pinnata
Mary L. Bowerman
1931-2-22
517
Contra Costa
e fork Sycamore Canyon; Mt Diablo
Comment
UCD158710
Beta vulgaris subsp. maritima
James A. Neilson Jr.
1972-11-2
3613 a
Contra Costa
Walnut Creek drainage. Elevation estimated in Google Earth by label maker.
1
Comment
NY30996
Blennosperma californicum
R. C. F. Bacigalupi
1957-3-27
5761
Contra Costa
At junction of Lone Tree Way and Hillcrest Ave. (rd.), about 0.5 mile west of Lone Tree School
39.3
Comment
CHSC23347
Blennosperma nanum
Willis Ball
1975-3-2
470
Contra Costa
Contra Loma Regional Park. In area #1. On small hill ca. 10 yds N of N end of main parking lot at S end of lake.
36
Comment
JEPS68966
Blennosperma nanum
Edward Lee
1935-3-10
1299
Contra Costa
Nortonville South watershed of Kirker Creek
Comment
NY31032
Blennosperma nanum
D. G. Nelson
1937-3-30
459
Contra Costa
Marsh Creek Highway, about halfway between Clayton and Byron
Comment
POM247237
Blennosperma nanum
Annetta Carter
1937-3-28
1225
Contra Costa
Marsh Creek Road, 15 miles east of Concord.
152
Comment
RSA31357
Blennosperma nanum
Joseph A. Ewan
1935-3-10
9154
Contra Costa
In hills above Nortonville.
Comment
CAS-BOT-BC100703
Blennosperma nanum var. nanum
M. K. C.
1886-5-1
s.n.
Contra Costa
Antioch
Comment
JEPS25358
Blennosperma nanum var. nanum
Rimo Bacigalupi with Paul C. Hutchinson and John Weiler
1959-3-19
6969
Contra Costa
1mi se, e of Byron Road Byron
6
Comment
SBBG7808
Blennosperma nanum var. nanum
J. M. Tucker
1946-3-24
1382
Contra Costa
hills between Nortonville and Somersville
Comment
UC63210
Blennosperma nanum var. nanum
H. M. Hall
1901-3-22
1695
Contra Costa
Martinez San Francisco Bay Region
Comment
CAS-BOT-BC100701
Blennosperma nanum var. nanum
Annetta Carter
1937-3-28
1225
Contra Costa
March Creek Road, 15 miles east of Concord
152
Comment
CAS-BOT-BC127913
Blepharizonia laxa
M. K. Curran
1883-10-1
s.n.
Contra Costa
Antioch
Comment
CAS-BOT-BC100337
Blepharizonia plumosa
K. Curran
1883-8-1
s.n.
Contra Costa
Antioch
Comment
CAS-BOT-BC100338
Blepharizonia plumosa
R. F. Hoover
1937-9-2
2708
Contra Costa
Walnut Creek
Comment
UC311580
Blepharizonia plumosa
Miss H. A. Walker
1916-8-28
3922
Contra Costa
near Antioch (Los Medanos); Los Medanos
Comment
CAS-BOT-BC15961
Boechera breweri subsp. breweri
L. Constance; J. L. Morrison
1938-4-5
2192
Contra Costa
Near Mitchell Canyon on west slope of Mount Diablo.
609
Comment
CAS-BOT-BC15960
Boechera breweri subsp. breweri
E. W. Hicks
1917-3-24
111
Contra Costa
Mount Diablo. Western slope of the mountain.
1067
Comment
UCD102382
Boechera breweri subsp. shastaensis
Daniel Sanchez-Mata; M. P. Rodriguez-Rojo
2002-4-24
s.n.
Contra Costa
Mount Diablo State Park. Devils Elbow-Devils Pulpit.
1060
Comment
POM194201
Boisduvalia glabella
J. T. Howell
1929-7-20
4331
Contra Costa
Pittsburg
Comment
UC2029178
Bolboschoenus maritimus subsp. paludosus
Barbara Ertter with Alan Prather
2003-6-7
18198
Contra Costa
Morgan Territory Regional Preserve east of Mount Diablo, fenced pond in bend of east Highland Ridge Trail, 1/4 miles E of junction Stone Corral Trail.
Comment
HSC7467
Bolboschoenus robustus
Leo Koch
1940-6-5
1004
Contra Costa
Near highway, 2 mi. S of San Rafael ferry dock
Comment
CAS-BOT-BC95329
Bowlesia incana
Mary L. Bowerman
1935-6-1
3098
Contra Costa
Pine-Mitchell divide, Mount Diablo
975
Comment
UC566877
Bowlesia incana
H. L. Mason
1928-3-4
4169 a
Contra Costa
Shell Ridge
Comment
UC1819038
Brachypodium distachyon
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14244
Contra Costa
South side Mount Diablo, Sloan Road between Curry Point and Curry Canyon, roadside in partial shade of oak forest on north-facing slope.
487
Comment
CAS-BOT-BC36726
Brassica rapa
Ira L. Wiggins
1930-4-18
4609
Contra Costa
Jersey Island.
Comment
JEPS100010
Brassica rapa
G. Smick
2003-2-20
GAS 49
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC650432
Brassica rapa
Ira L. Wiggins
1930-4-18
4609
Contra Costa
Jersey Island
Comment
UC691193
Briza minor
Mary L. Bowerman
1931-4-11
686
Contra Costa
Pine Canyon Mount Diablo (lower end)
121
Comment
JEPS7645
Brodiaea elegans subsp. elegans
W. L. Jepson
1918-6-5
7599
Contra Costa
Donner Canyon Mount Diablo, Donner Canyon
457
Comment
CAS-BOT-BC149351
Bromus berteroanus
Edward Lee
1936-4-19
1970
Contra Costa
San Francisco Bay. Red Rock. Northeast corner of the island.
Comment
UCD38557
Bromus berteroanus
Beecher Crampton
1956-5-14
3415
Contra Costa
0.5 mile northwest of Martinez.
Comment
SEINET10520207
Bromus carinatus
Alan A. Beetle
1942-3-22
Beetle 2931
Contra Costa
Brooks Island, San Francisco Bay, near Richmond.
Comment
CAS-BOT-BC149541
Bromus carinatus var. carinatus
R. E. Frenkel
1964-9-18
845
Contra Costa
On Giant Road at its junction with Atlas Road, Richmond.
16
Comment
CAS-BOT-BC149543
Bromus carinatus var. carinatus
David C. Rentz
1968-4-29
5
Contra Costa
Between homes near Oak View Avenue on Ocean View Avenue. Kensington.
Comment
RSA32317
Bromus diandrus
Mary L. Bowerman
1933-5-11
2088
Contra Costa
Inner Black Hills west of saddle: open ridge
Comment
UC2028404
Bromus diandrus
Barbara Ertter with Christopher Baysdorfer
1998-5-10
16113
Contra Costa
Lime Ridge Open Space northwest of Mount Diablo, along Ohlone Trail
Comment
UC606748
Bromus diandrus
Edward Lee
1936-4-19
1976
Contra Costa
San Francisco, Red Rock Red Rock; San Francisco, Red Rock
Comment
UC691241
Bromus diandrus
Mary L. Bowerman
1933-5-2
1948
Contra Costa
below Pioneer Camp (Mount Diablo); Mount Diablo
762
Comment
CAS-BOT-BC155470
Bromus hordeaceus
Alice Eastwood
1921-4-18
10263
Contra Costa
Antioch.
Comment
CHSC21617
Bromus hordeaceus
Willis Ball
1974-4-21
429
Contra Costa
Contra Loma Regional Park. In area #6. On e side of Contra Loma Blvd. ca. 300 yds. s of main boat ramp at s end of lake. One yd. off road.
45
Comment
JEPS100024
Bromus hordeaceus
G. Smick
2003-3-27
GAS 95
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC579854
Bromus hordeaceus
Annetta Carter
1936-4-19
1117
Contra Costa
San Francisco Bay, Red Rock Red Rock; San Francisco Bay, Red Rock
Comment
UC60206
Bromus hordeaceus
Jos. Burtt Davy
1899-4-19
7866
Contra Costa
Las Trampas Creek
Comment
UC697215
Bromus hordeaceus
Mary L. Bowerman
1931-4-18
732
Contra Costa
Mount Diablo, Sycamore Canyon Sycamore Canyon; Mount Diablo, Sycamore Canyon
365
Comment
UCD58641
Bromus hordeaceus
Beecher Crampton
1956-5-14
3417
Contra Costa
1/2 mile northwest of Martinez. Road to Crockett.
Comment
POM300676
Bromus laevipes
Mary L. Bowerman
1935-5-16
3011
Contra Costa
Behind Gabriel-Hinks'(east side of North Peak)
290
Comment
UC691133
Bromus laevipes
Mary L. Bowerman
1933-6-20
2324
Contra Costa
Mount Diablo, Median Ridge in Donner Canyon Donner Canyon; Mount Diablo, Median Ridge, Donner Canyon
304
Comment
UCD36914
Bromus madritensis
Beecher Crampton
1956-5-14
3385
Contra Costa
6.7 miles southwest of city of Antioch, along ridge between old coal mining towns of Somersville and Nortonville.
Comment
UCD58961
Bromus madritensis
Beecher Crampton
1956-5-14
3401
Contra Costa
Southeast of Mt. Diablo.
640
Comment
UCD59002
Bromus madritensis
Beecher Crampton
1956-5-14
3395
Contra Costa
Marsh Creek Road. 3.7 miles southeast of Clayton.
Comment
UC1137749
Bromus madritensis subsp. madritensis
C. M. Belshaw
1936-5-8
2072
Contra Costa
1 1/2 mi w of Mount Zion
274
Comment
SEINET5607271
Bromus rigidus
Rachel Van Noord
1998-1
6
Contra Costa
Dinosaur Hill Park, Pleasant Hill
Comment
SACT000721
Bromus rubens
Annette Waters
1958-5-13
Contra Costa
3 miles north of sign ""South Entrance of Park 4 miles""; at edge of road in dry sandy soil; few heads greenish but mostly purple
Comment
CAS-BOT-BC161947
Bromus rubens
Mary L. Bowerman
1933-3-18
1751
Contra Costa
Mount Diablo below the chaparral belt, a little east of the meridian.
548
Comment
CAS-BOT-BC161948
Bromus rubens
Mary L. Bowerman
1931-4-18
731
Contra Costa
Mount Diablo. Sycamore Canyon.
365
Comment
UC692663
Calandrinia breweri
Mary L. Bowerman
1932-4-16
1338
Contra Costa
Eagle Point Ridge s 1682 point; Mount Diablo
Comment
CAS-BOT-BC438372
Calandrinia ciliata
Mary L. Bowerman
1939-5-2
3741
Contra Costa
Mount Diablo. By road to Barbecue Terrace (off South Road)
563
Comment
JEPS111765
Callitriche marginata
D. G. Kelch
2005-3-11
05 .34-B
Contra Costa
Mt. Wanda - Martinez Mt. Wanda. Fire road climbing North side of mountain
90
Comment
UC570769
Callitriche marginata
H. L. Mason
1932-3-20
6852
Contra Costa
Deer Valley; Briones Road
Comment
CAS-BOT-BC487477
Calochortus albus
Robert F. Hoover
1939-4-26
4067
Contra Costa
Head of Markley Canyon (west branch)
Comment
CAS-BOT-BC132493
Calochortus pulchellus
D. E. Breedlove
1970-4-18
17425
Contra Costa
At the north edge of Lafayette above Laurel Drive
243
Comment
OBI21346
Calochortus pulchellus
Robert F. Hoover
1968-5-16
11092
Contra Costa
Upper Marsh Creek
Comment
SEINET3885356
Calochortus pulchellus
Clayton Newberry
1994-4-30
7250
Contra Costa
Mount Diablo State Park, trail from Mitchell Cn. Prkng to Donner Cr.; 0
900
Comment
UC1300909
Calochortus pulchellus
Helen K. Sharsmith
1962-5-20
5069
Contra Costa
Morgan Territory Road, ne slopes of Mount Diablo San Francisco Bay Region, Mount Diablo
365
Comment
UC3461
Calochortus pulchellus
W. H. Brewer
1862-5-7
1063
Contra Costa
n slope Mount Diablo
Comment
JEPS61718
Calochortus splendens
W. L. Jepson
1919-6-8
8326
Contra Costa
Mt. Diablo
Comment
UC1779713
Calochortus umbellatus
Rudolf Schmid
1997-4-8
1997 -2
Contra Costa
Hillside Natural Area, El Cerrito; SW of Kent Dr. - Regency Ct. entrance, N side of juncttion of the two main fire roads.
144
Comment Read comments Apr 2 2012
UCD139593
Calochortus umbellatus
Rudolf Schmid
1997-4-8
1997 -2
Contra Costa
Hillside Natural Area, El Cerrito; SW of Kent Dr. - Regency Ct. entrance, north side of junction of the two main fire roads.
575
Comment
CAS-BOT-BC494047
Calochortus venustus
John Thomas Howell
1931-5-12
6471
Contra Costa
Nortonville
Comment
CAS-BOT-BC494048
Calochortus venustus
L. R. Abrams
1921-5-25
8054
Contra Costa
Near Spring 4 1/2 mi from summit mt Diablo
Comment
UCD95579
Caltha palustris
E. Dean; with Thomas Starbuck
1993-5-1
359
Contra Costa
Oakland hills, canyon E of Skyline Blvd., growing in stream that separates Huckleberry Preserve from Sibley Volcano Park, along Skyline Trail, near old homestead site.
Comment
CAS-BOT-BC270072
Calycadenia multiglandulosa
H. M. Hall
1916-8-16
10274
Contra Costa
Horse Valley, 9 km S of Antioch
Comment
UC2027952
Calycadenia truncata
Barbara Ertter with Joanne Kerbavaz and Mary Bowerman
2000-8-20
17512
Contra Costa
North side Mount Olympia in Mount Diablo State Park, bulldozed site of former occupation at Zippe Spring.
Comment
HSC104417
Calystegia
David Gowen
2005-5-14
333
Contra Costa
Mt. Diablo State Park; north slope below summit of Oyster Ridge.
Comment
HSC104418
Calystegia
David Gowen
2005-5-29
396
Contra Costa
West of Morgan Territory Rd. and the main entrance to Morgan Territory Regional Preserve; north of summit of hill 2581 (Tassajara Pk.?)
Comment
CAS-BOT-BC224748
Calystegia malacophylla subsp. pedicellata
Mary L. Bowerman
1935-6-8
3126
Contra Costa
Mount Diablo. Summit
1170
Comment
JEPS78819
Calystegia purpurata
Edward Lee
1936-5-24
2160
Contra Costa
about 2 mi se Curry Canyon (Marsh Creek, Morgan Territory); Morgan Territory, se of Curry Canyon, Marsh Creek
Comment
UC1057486
Calystegia sepium subsp. binghamiae
G. Thomas Robbins
1940-5-19
327
Contra Costa
San Joaquin River e Antioch; San Joaquin River e of Antioch
Comment
CAS-BOT-BC202027
Calystegia sepium subsp. limnophila
Ira L. Wiggins
1954-9-5
13122
Contra Costa
Levee along Bethel Island
Comment
JEPS47838
Calystegia subacaulis
W. L. Jepson
1922-6-7
9719 a
Contra Costa
North Berkeley Hills
Comment
UC2031409
Calystegia subacaulis
Barbara Ertter
2002-5-16
17856
Contra Costa
Richmond Field Station (UC Berkeley), relict coastal grassland at end of Lark Lane
Comment
CAS-BOT-BC224336
Calystegia subacaulis subsp. subacaulis
R. K. Brummitt; B. Ertter
1998-5-13
19841
Contra Costa
S of Antioch, Black Diamond Mine Regional Park
400
Comment
UC20452
Camissonia campestris subsp. campestris
J. Burtt Davy
1895-4-7
879
Contra Costa
Antioch
Comment
JEPS12784
Camissonia contorta
Rimo Bacigalupi with G. T. Robbins
1955-5-4
4977
Contra Costa
s. of and above Nortonville (site)
304
Comment
UC873941
Camissonia contorta
Lewis S. Rose
1938-5-8
38223
Contra Costa
sand hills Antioch
15
Comment
SEINET12189053
Camissonia strigulosa
L. S. Rose
1938-1
38223
Contra Costa
Antioch
15
Comment
UC874075
Camissoniopsis intermedia
Lewis S. Rose
1941-5-15
41229
Contra Costa
w. slope Mt. Diablo
274
Comment
UC691593
Campanula exigua
Mary L. Bowerman
1930-6-10
309
Contra Costa
Meridian Peak Summit Mount Diablo
Comment
JEPS100084
Capsella bursa-pastoris
G. Smick
2003-4-3
GAS 121
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
CAS-BOT-BC37396
Cardamine californica
Annetta Carter; Helen Sharsmith
1940-3-17
1498
Contra Costa
Near Stege railroad station two miles southeast of Richmond.
7
Comment
LA204280
Cardamine californica
John Thomas Howell;
1931-3-10
5757
Contra Costa
Mt. Diablo, 7 miles from Clayton on Livermore road
Comment
LA204290
Cardamine californica
Carl B. Wolf;
1937-3-28
8319
Contra Costa
2 mi. S of Pinole on San Pablo Road
30
Comment
POM272925
Cardamine californica var. integrifolia
Lyman Benson
1935-3-16
6277
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
POM264460
Cardamine californica var. integrifolia
Annetta Carter, H. K. Sharsmith
1940-3-17
1498
Contra Costa
Near Stege railroad station 2 miles SE of Richmond.
8
Comment
RSA721865
Cardamine hirsuta
Barbara Ertter, Gary Schoolcraft
1996-4-7
14576
Contra Costa
Molate Beach Park on San Francisco Bay N of San Rafael Bridge; S end of parking area.
Comment
UC2070560
Cardamine hirsuta
Barbara Ertter
2002-5-16
17853
Contra Costa
Richmond Field Station (UC-Berkeley).
Comment
RSA0029785
Cardamine oligosperma
Barbara Ertter
2000-3-19
16897
Contra Costa
Southwest side of Mount Diablo, Stage Road along Pine Creek, ca. 0.5 mile above Pine Pond.
198
Comment
UC2028048
Cardamine oligosperma
Barbara Ertter
1998-2-15
15914
Contra Costa
Shell Ridge Open Space on northwest base of Mount Diablo, outcrops on north side of Joaquin Ridge south of Indian Creek, +/- wooded.
Comment
CAS-BOT-BC34930
Carex densa
Mary L. Bowerman
1934-4-21
2531
Contra Costa
Mount Diablo. Canyon Nook at junction of North and South Roads.
Comment
CHSC114386
Carex obnupta
D. G. Kelch; Michael Park, Abigail Moore
2007-5-1
7251 B
Contra Costa
Along the old San Joaquin River Channel, S of Clifton Court Forebay and SE of Byron.
0
Comment
JEPS111901
Carex praegracilis
D. G. Kelch
2005-3-24
05 .64
Contra Costa
Point Pinole Southern Pt. Pinole
3
Comment
SEINET3451402
Carex praegracilis
Dean G. Kelch, Andrew G. Murdock
2005-3-24
DGK 5 .064
Contra Costa
Corquinez Strait Region, Corquinez Strait Region, Southern Point Pinole
3
Comment
UC1795880
Carex praegracilis
Barbara Ertter, Diane Lake, Chris Thayer, Bruce Baeyert
1996-5-16
14672
Contra Costa
Point Molate Naval Fuel Depot north of San Rafael bridge, edge of San Francisco Bay; wetlands behind facilities at base of ''D'' road.
Comment
UC823230
Carex serratodens
Lewis S. Rose
1935-5-16
35163
Contra Costa
Mt. Diablo
Comment
POM300643
Carex serratodens
Mary L. Bowerman
1935-6-1
3120
Contra Costa
Mount Diablo: Grapevine Picnic Grounds (by road just below Silver Spring)
854
Comment
CDA34479
Carex subbracteata
D. G. Kelch
2006-3-18
6 .106
Contra Costa
2 km N-NW of Orinda Village. NW of corner of San Pablo Dam Rd & Bear Valley Rd.
0
Comment
CHSC107307
Carex tumulicola
D. G. Kelch
2006-5-5
06 .131
Contra Costa
East Bay: Wildcat Canyon Regional Park. Near Wildcat Canyon Road terminus. In grassland near seep area.
122
Comment
RSA0027404
Carex tumulicola
Barbara Ertter
1999-7-17
16770
Contra Costa
Tilden Regional Park, trail to Jewel Lake paralleling Wildcat Creek, through thick woodland growth.
Comment
UC1050822
Castilleja affinis
N. Floy Bracelin
1941-6-1
1350
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
HSC87801
Castilleja affinis
Jennifer Roth
1979-4-29
35
Contra Costa
Clayton, Russleman Park Rd. off March Creek Rd. Concord Mt. Diablo Trail Ride Association grounds.
335
Comment
JEPS23818
Castilleja affinis subsp. affinis
G. Thomas Robbins
1959-4-18
3990
Contra Costa
about 0.25 mi e and above Pt. San Pablo; Richmond
30
Comment
UC26493
Castilleja affinis subsp. affinis
Jos. Burtt Davy
1901-4-21
6924
Contra Costa
Wildcat Canyon
Comment
UC400170
Castilleja affinis subsp. affinis
Ynes Mexia
1929-4-21
2384
Contra Costa
Moraga Valley
Comment
UC2028183
Castilleja affinis subsp. affinis
Barbara Ertter
1998-5-3
16068
Contra Costa
SE end of Wall Point Road on southwest flank of Mount Diablo.
Comment
JEPS100151
Castilleja attenuata
G. Smick
2003-4-8
GAS 125
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
JEPS15197
Castilleja attenuata
C. M. Belshaw
1936-5-11
2097
Contra Costa
5.25 mi e Danville; Mt. Diablo Quad.
289
Comment
UC691576
Castilleja attenuata
Mary L. Bowerman
1933-5-11
2084
Contra Costa
w end Inner Black Hills; Mount Diablo
Comment
CDA41329
Castilleja densiflora subsp. densiflora
D. G. Kelch
2003-4-3
3 .372
Contra Costa
Carquinez Strait Region; Cummings Skyway.
Comment
UC1481545
Castilleja densiflora subsp. densiflora
Neil Havlik
1980-5-14
917
Contra Costa
e side Pt. Pinole Regional Shoreline
Comment
CHSC21620
Castilleja exserta
Willis Ball
1974-4-21
425
Contra Costa
In area #7. Immediately to the w side of Contra Loma Blvd. ca. 400 yds s of the main boat ramp. Contra Loma Regional Park.
45
Comment
JEPS15212
Castilleja exserta subsp. exserta
C. M. Belshaw
1936-5-11
2096
Contra Costa
5.25 mi e Danville; Mt. Diablo
289
Comment
JEPS65199
Castilleja exserta subsp. exserta
L. R. Heckard
1971-4-15
2468
Contra Costa
n of Mitchell Creek Park (n base of Mt. Diablo); Mt. Diablo
152
Comment
UC691566
Castilleja exserta subsp. exserta
Mary L. Bowerman
1931-4-4
646
Contra Costa
about 1 mi from North Gate, Mount Diablo (North Road); Mount Diablo
Comment
UC2028155
Castilleja exserta subsp. exserta
Barbara Ertter
1998-4-4
15956
Contra Costa
Shell Ridge Open Space northwest of Mount Diablo.
Comment
UC1377744
Castilleja foliolosa
W. J. Dress
1951-3-16
3054
Contra Costa
about 1 mi e Berkeley (along Fish Ranch Road)
Comment
UC691574
Castilleja rubicundula subsp. lithospermoides
Mary L. Bowerman
1933-5-11
2081
Contra Costa
ridge towards w end Inner Black Hills (on s side); Mount Diablo
Comment
SEINET3839756
Castilleja rubicundula subsp. lithospermoides
Unknown
1996-4-26
Contra Costa
Franklin Canyon Road near the junction with McEwan Road in grassland
Comment
JEPS48749
Castilleja subinclusa subsp. franciscana
H. M. Wheeler
1944-1-16
27511
Contra Costa
Upper San Leandro Canyon Oakland Hills, Moraga Ridge
Comment
JEPS121057
Castilleja wightii
D. G. Kelch
1999-6-23
99001 B
Contra Costa
Vaca Canyon along Alhambra Valley Road about 1.5 mile East of Pig Sale
Comment
CHSC67903
Caulanthus flavescens
James D. Jokerst
1989-3-31
3078
Contra Costa
Hillside E of creek in Brushy Creek Canyon.
Comment
CAS-BOT-BC48836
Ceanothus cuneatus
Mary L. Bowerman
1932-5-1
1406
Contra Costa
Oyster Ridge, outer steep face of Alamo Creek
Comment
CAS-BOT-BC48837
Ceanothus cuneatus
Mary L. Bowerman
1932-9-3
1531
Contra Costa
Muir Area: Burn (1931)
Comment
UC1071130
Ceanothus cuneatus var. cuneatus
R. C. Wilson
1935-2-26
111
Contra Costa
1 mi sw Somersville; Mt. Diablo quad
365
Comment
UC692588
Ceanothus oliganthus var. sorediatus
Mary L. Bowerman
1935-5-30
3084
Contra Costa
By Donner Canyon stream
161
Comment
CDA43453
Cenchrus longispinus
Sinz & Brumfield
2015-9-18
PDR# 070 P06223639
Contra Costa
Oakley; 514 Christy Street.
0
Comment
JEPS75545
Centaurea calcitrapa
P. F. Yorks
1975-6-21
457
Contra Costa
on Hampton Road (ca. 1.6 mi s of Bear Creek Road in Hampton Road Natural Reserve, n of Briones Reservoir); Briones Reservoir, Hampton Road Natural Reserve
180
Comment
JEPS75544
Centaurea solstitialis
P. F. Yorks
1974-8-10
362
Contra Costa
ca 1.8 km s of Bear Creek Road (on Hampton Road in Hampton Road Natural Reserve, n of Briones Reservoir); Hampton Road Natural Perserve, Briones Reservoir
200
Comment
UC2027958
Centaurea solstitialis
Barbara Ertter with Joanne Kerbavaz
2000-8-20
17495
Contra Costa
South side Mount Diablo, ca halfway up South Gate Road.
Comment
CDA36467
Centaurium tenuiflorum
Ed Swan
2011-8-18
PDR# 1641228
Contra Costa
Orinda; Bear Creek Road near Fire Trail 43-4.
0
Comment
CAS-BOT-BC288540
Centromadia fitchii
John Thomas Howell
1930-9-28
5497
Contra Costa
6.3 miles from Byron on the Marsh Creek Rd
Comment
CAS-BOT-BC288547
Centromadia fitchii
Mary L. Bowerman
1936-9-17
3548
Contra Costa
Mount Diablo. North Rd 2.5 miles from North Gate: at roadside, slightly lower down, extending down the bank into grassland
243
Comment
CAS-BOT-BC288548
Centromadia fitchii
Mary L. Bowerman
1936-9-17
3548
Contra Costa
Mount Diablo. North Rd 2.5 miles from North Gate: at roadside, slightly lower down, extending down the bank into grassland
243
Comment
UC2029135
Centromadia fitchii
Barbara Ertter
2004-9-17
18497
Contra Costa
Lime Ridge Open Space in Concord, segment southeast of Treat Boulevard, south of Kingwood Drive.
Comment
CAS-BOT-BC288872
Centromadia parryi subsp. congdonii
J McMurphy
1909-9-24
s.n.
Contra Costa
San Ramon
Comment
UC1777686
Centromadia parryi subsp. congdonii
R. E. Preston
1998-10-25
1198
Contra Costa
junction of Sycamore Valley Rd and Camino Tassajara Danville
129
Comment
UC523550
Centromadia parryi subsp. congdonii
David D. Keck
1933-11-2
2610
Contra Costa
Crow Creek Canyon Road 1/2 mi from turnoff San Ramon
Comment
CAS-BOT-BC279205
Centromadia pungens subsp. pungens
John Thomas Howell
1930-9-28
5489
Contra Costa
2 miles from Concord on road to Walnut Creek
Comment
CAS-BOT-BC279184
Centromadia pungens subsp. pungens
H. M. Hall
1930-8-7
12847
Contra Costa
Byron Hot Springs
Comment
CAS-BOT-BC279189
Centromadia pungens subsp. pungens
David D. Keck
1933-11-2
2617
Contra Costa
2.4 mi. E. of Antioch on road to Oakley, N. Contra Costa County
Comment
CAS-BOT-BC222901
Cephalanthus occidentalis
Walter Knight; Joanne Dean
1978-8-14
s.n.
Contra Costa
Browns Island
Comment
JEPS51352
Cerastium glomeratum
W. L. Jepson
1922-4-16
9600
Contra Costa
San Pablo
Comment
JEPS45531
Cercocarpus betuloides var. betuloides
W. L. Jepson
1920-9-6
9083
Contra Costa
Mount Diablo
Comment
JEPS103081
Cestrum parqui
Marck Menke
1998-12-25
30
Contra Costa
S of Martinez (along upper Alhambra Creek beside Alhambra Creek Trail); Briones Regional Park
Comment
CDA35253
Chamaesyce ocellata
H. R. VanBrocklin
1958-8-6
1000
Contra Costa
County Road, about half-way up north side of Mt. Diablo.
0
Comment
CDA4775
Chamaesyce serpens
D. G. Kelch, A. G. Murdock
2005-6-24
5 .38
Contra Costa
Carquinez Strait Region; Crockett - Crolona Heights. 6th Street at Lillian Street, Crockett, CA.
Comment
UC1606334
Chamaesyce serpyllifolia
Barbara Ertter, Brad Olson
1991-9-28
10830
Contra Costa
betw Orinda and El Sobrante San Pablo Reservoir (s end of reservoir)
Comment
RSA685735
Cheilanthes covillei
Mark Morris
1929-03
14910
Contra Costa
Mt. Diablo.
Comment
CHSC23348
Chenopodium album
Willis Ball
1975-6-1
532
Contra Costa
Contra Loma Regional Park. In area #11. On n side of road ca. 200 yds e of main entrance to park.
60
Comment
UC691917
Chenopodium berlandieri
Mary L. Bowerman
1932-9-3
1537
Contra Costa
roadside just below Meridian Peak summit; Mount Diablo
Comment
JEPS57664
Chorizanthe membranacea
W. L. Jepson
May 23 1891-May 24 1891
Contra Costa
Mount Diablo
Comment
UCSB27372
Chrysolepis chrysophylla
Havlik, Neil
1969-7-18
Contra Costa
About one-half mile from Skyline Blvd. on the Huckleberry Trail, Oakland Hills
396
Comment
JEPS116859
Cicendia quadrangularis
David Gowen
2007-4-13
671
Contra Costa
Diablo Foothills, west of the grassy field at Castle Rock Recreation Area.
Comment
UC1789151
Cinnamomum camphora
Barbara Ertter
2001-5-26
17653
Contra Costa
Stamm Unit of Antioch Dunes National Wildlife Refuge east of Antioch, two young individuals at base of river bank.
Comment
UC71900
Cirsium brevistylum
W. A. Setchell
1897-3-21
Contra Costa
Wild Cat Canon
Comment
CDA19886
Cirsium cymosum
J. Vargas
2002-6-4
PDR P 099530
Contra Costa
Northern California; Sin. loc.
0
Comment
RSA0070597
Cirsium cymosum
C. M. Belshaw
1936-5-7
2050
Contra Costa
2 miles north of Danville
244
Comment
UC2028393
Cirsium cymosum
Barbara Ertter with Richard K. Brummitt
1998-5-13
16135
Contra Costa
Black Diamond Mines Regional Preserve in hills south of Pittsburg, west side of ridge in Lougher Loop Trail, S-facing grassy slope
Comment
UC1119189
Cirsium cymosum var. cymosum
C. M. Belshaw
1936-5-7
2050
Contra Costa
2 mi n of Danville; Mt. Diablo Quadrangle
243
Comment
RSA770014
Cirsium occidentale
David J. Keil, Barbara Ertter, et al.
2000-6-18
28815 A
Contra Costa
Mount Diablo State Park. Lower part of Jumper Trail above Laurel Dell picnic area
915
Comment
UC691381
Cirsium occidentale var. californicum
Mary L. Bowerman
1935-5-16
3015
Contra Costa
e side of North Peak (behind Gabriel-Hinks'); Mount Diablo, North Peak
289
Comment
CAS-BOT-BC288044
Cirsium occidentale var. venustum
Mrs. E. C. Wright
1917-6-1
s.n.
Contra Costa
Mt. Diablo
Comment
JEPS59174
Cirsium occidentale var. venustum
W. L. Jepson
1922-5-23
9655
Contra Costa
s slope, upper third of mt. Mt. Diablo
Comment
JEPS59175
Cirsium occidentale var. venustum
W. L. Jepson
1919-6-8
8327
Contra Costa
Mt. Diablo
Comment
UC1119194
Cirsium vulgare
H. S. Yates
1934-9-2
4077
Contra Costa
Wildcat Creek Concord Quad., Wildcat Creek
304
Comment
UC1782176
Citrullus colocynthis var. lanatus
Rudolf Schmid
2003-9-13
2003 -15
Contra Costa
vacant lot, 24 Edwin Dr., Kensington
169
Comment
UC692501
Clarkia affinis
Mary L. Bowerman
1933-5-18
2123
Contra Costa
Blackberry Spring Mount Diablo
Comment
UC2028174
Clarkia affinis
Barbara Ertter
1998-5-3
16048
Contra Costa
Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo.
Comment
UC2070449
Clarkia affinis
Barbara Ertter with Steve Matson
2003-5-31
18179
Contra Costa
Black Diamond Mines Regional Preserve south of Pittsburg, Coal Canyon.
Comment
UCD35144
Clarkia affinis
Beecher Crampton
1950-4-2
524
Contra Costa
Contra Costa CountyL Site of Judsonville.
Comment
UC1071958
Clarkia biloba
H. and M. Lewis
1947-6-15
442
Contra Costa
2.7 mi n Martinez City Limits (Martinez-Port Costa Road)
Comment
UC169380
Clarkia biloba
Katharine Brandegee
June 1905
Contra Costa
Port Costa
Comment
UC306514
Clarkia biloba
A. D. E. Elmer
May, 1903
4319
Contra Costa
Mount Diablo
Comment
UC692438
Clarkia biloba
Mary L. Bowerman
1930-6-22
355
Contra Costa
Mitchell Canyon Mount Diablo
Comment
UC85545
Clarkia biloba
Katharine Brandegee
1907-7-4
Contra Costa
banks between Martinez and Port Costa
Comment
JEPS111565
Clarkia biloba subsp. biloba
D. G. Kelch
2000-5-22
00 .142
Contra Costa
Crockett - Eckley North-facing railroad cuts west of Bull Valley Staging Area
7
Comment
LA106651
Clarkia biloba subsp. biloba
W. L. Jepson;
1918-6-3
7585
Contra Costa
Donner Canyon, Mount Diablo
685
Comment
CAS-BOT-BC164157
Clarkia concinna
A. D. E. Elmer
1903-5-1
4336
Contra Costa
Mount Diablo
Comment
JEPS111558
Clarkia concinna subsp. concinna
A. G. Murdock
2003-6-24
117
Contra Costa
Vaca Canyon Alhambra Valley Road on south bank
165
Comment
UC1952185
Clarkia concinna subsp. concinna
R. Raiche
1981-3-1
s.n.
Contra Costa
North America, U.S.A., California, Contra Costa County: Mt. Diablo. N. Slope of N. peak in talus slopes below the ridge line. Under Quercus spp., Juniperus californica, Cercocarpus betuloides & Pelea baldwinii.
Comment
UC692490
Clarkia gracilis subsp. gracilis
Mary L. Bowerman
1942-5-24
3840
Contra Costa
w slope Deer Ridge (Jim White Trail to Deer Flat); Mount Diablo
853
Comment
CAS-BOT-BC172036
Clarkia gracilis subsp. gracilis
Mary L. Bowerman
1931-5-16
858
Contra Costa
Grassy area on rocky west flank of Ransom Point Ridge, summit of Mount Diablo
Comment
UC2028301
Clarkia gracilis subsp. gracilis
Barbara Ertter, Susan D'Alcamo
1998-6-12
16190
Contra Costa
North Peak Trail south of Prospectors Gap on east side of Mount Diablo summit.
Comment
UCSC008679
Clarkia purpurea subsp. purpurea
Randall Morgan
1999-6-7
3535 B
Contra Costa
Byron
Comment
CAS-BOT-BC163665
Clarkia purpurea subsp. quadrivulnera
Mary L. Bowerman
1931-5-16
855
Contra Costa
Mount Diablo. Summit
Comment
CAS-BOT-BC163675
Clarkia purpurea subsp. quadrivulnera
Rimo Bacigalupi
1926-4-30
1358
Contra Costa
Mt. Diablo
548
Comment
CDA31204
Clarkia purpurea subsp. quadrivulnera
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .221
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC692488
Clarkia purpurea subsp. quadrivulnera
Mary L. Bowerman
1933-6-7
2252
Contra Costa
saddle between Meridian Peak and North Peak; Mount Diablo
Comment
CAS-BOT-BC163666
Clarkia purpurea subsp. quadrivulnera
Mary L. Bowerman
1931-4-25
760
Contra Costa
Mount Diablo. Above junction of North and South Roads
Comment
CAS-BOT-BC163676
Clarkia purpurea subsp. quadrivulnera
L. R. Abrams
1922-5-25
8040
Contra Costa
At spring 4 1/2 mi from Summit, Mt. Diablo
Comment
CAS-BOT-BC165038
Clarkia rubicunda
Peter H. Raven
1957-6-20
10950
Contra Costa
Hillside at Inspiration Point, east end of Tilden Regional Park
365
Comment
UC1196998
Clarkia rubicunda
Joseph P. Tracy
1935-7-6
14039
Contra Costa
Moraga
152
Comment
UC1279946
Clarkia rubicunda
Peter H. Raven
1957-7-5
11050
Contra Costa
ne side of hills Point Richmond
106
Comment
UC1481547
Clarkia rubicunda
Neil Havlik
1980-6-6
942
Contra Costa
Several colonies on Brooks Island
Comment
UC1618334
Clarkia rubicunda
Barbara Ertter, Brad Olson
1993-8-8
12204
Contra Costa
s.w. San Ramon (Bishop Ranch Regional Open Space); Bishop Ranch Regional Open Space
Comment
CAS-BOT-BC165037
Clarkia rubicunda
Peter H. Raven
1957-7-5
11049
Contra Costa
0.2 mile from tip of Point Richmond
Comment
CAS-BOT-BC165448
Clarkia unguiculata
K. Brandegee
s.n.
Contra Costa
Antioch
Comment
UC7934
Claytonia exigua subsp. exigua
W. H. Brewer
1862-5-12
1082
Contra Costa
Mt. Diablo
Comment
UC7935
Claytonia exigua subsp. exigua
W. H. Brewer
1862-5-7
1059
Contra Costa
Summit of Mt. Diablo; Mt. Diablo
Comment
CAS-BOT-BC439169
Claytonia exigua subsp. exigua
W. H. Brewer
1862-5-12
1082
Contra Costa
Monte [Mount] Diablo
Comment
CAS-BOT-BC439174
Claytonia exigua subsp. exigua
C. F. Baker
1903-4-28
2816
Contra Costa
Mitchell's canon [Mitchell Canyon], Mt. Diablo
Comment
UC2028068
Claytonia exigua subsp. exigua
Barbara Ertter, Tony Morosco
1998-4-12
16006
Contra Costa
Mount Olympia on north side of Mount Diablo, below false summit on East Trail.
Comment
UC83787
Claytonia gypsophiloides
C. F. Baker
1903-4-28
2817
Contra Costa
Mitchell's Canyon; Mt. Diablo
Comment
UC2028064
Claytonia gypsophiloides
Barbara Ertter with Tony Morosco
1998-4-12
16010
Contra Costa
Mount Olympia on north side of Mount Diablo, East Trail along ridge NE of summit.
Comment
UC2062631
Claytonia parviflora subsp. parviflora
Barbara Ertter with David Gowen, Mike Park
2004-4-13
18353
Contra Costa
Black Diamond Mines Regional Park south of Pittsburg, S of Somersville townsite, Chaparral Loop Trail just across footbridge from Manhattan Trail cut-off.
Comment
CAS-BOT-BC439435
Claytonia parviflora subsp. parviflora
Mary L. Bowerman
1933-5-3
1966
Contra Costa
Mount Diablo. Mountain Springs Canyon, just below the deer trough (Pioneer Road)
Comment
UC725855
Claytonia perfoliata subsp. perfoliata
A. A. Heller
1908-4-17
8909
Contra Costa
Tracy
10
Comment
CAS-BOT-BC440073
Claytonia perfoliata subsp. perfoliata
Mary L. Bowerman
1932-3-6
1099
Contra Costa
Mount Diablo. Sycamore Ridge
Comment
SEINET5336417
Claytonia perfoliata subsp. perfoliata
C. M. Fryer
1948-4-11
6
Contra Costa
In shady soptes, Mt. Diablo.
Comment
UCD100829
Claytonia perfoliata subsp. perfoliata
Robert L. Rudd
1947-3-24
23
Contra Costa
Picnic Ground, Wildcat Canyon.
Comment
CAS-BOT-BC91361
Clematis lasiantha
Alice Eastwood
1915-5-30
4552
Contra Costa
Mount Diablo.
Comment
UC136298
Clematis lasiantha
C. F. Baker
1903-4-28
2946
Contra Costa
Mt. Diablo, Mitchells Canyon
Comment
UC635101
Clematis lasiantha
A. E. Borell
1928-4-8
90
Contra Costa
Mt. Diablo
Comment
UC692071
Clematis lasiantha
Mary L. Bowerman
1930-6-7
272
Contra Costa
Meridian Peak summit Mt. Diablo
Comment
UC692099
Clematis lasiantha
Mary L. Bowerman
1931-5-16
856
Contra Costa
Meridian Peak summit Mt. Diablo
Comment
JEPS120287
Clinopodium vulgare
Barbara Ertter with David Gowen
2012-9-20
21018
Contra Costa
lower Vollmer Peak Trail paralleling South Drive, southeastern Tilden Park in Berkeley Hills, ca. midway along trail, wide spot in shade of bay and pine (same location as 20919)
Comment
UCSC006802
Collinsia
Randall Morgan
1988-4-29
1151
Contra Costa
Scree at NW slope of Twin Peaks, Mt. Diablo
Comment
UC1733835
Collinsia heterophylla
Kay H. Beach
1941-4-30
1079
Contra Costa
5 mi W of Byron; Marsh Creek Road
30
Comment
UC691495
Collinsia heterophylla
Mary L. Bowerman
1935-3-16
2739
Contra Costa
Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro
262
Comment
UC26589
Collinsia heterophylla
Ivar Tiderstrom
vi, 1895
Contra Costa
Edwards Canyon, near Crockett
Comment
POM194561
Collinsia sparsiflora
Y. Mexia
1929-4-21
2376
Contra Costa
Moraga Valley.
Comment
UC691585
Collinsia sparsiflora var. collina
Mary L. Bowerman
1933-4-9
1836
Contra Costa
w fork Donner Canyon Mount Diablo (Mount Diablo)
243
Comment
JEPS18380
Collinsia sparsiflora var. collina
Rimo Bacigalupi with F. Chisaki
1957-3-27
5764
Contra Costa
1 mi se Byron (on Byron Hwy)
Comment
UC691583
Collinsia sparsiflora var. collina
Mary L. Bowerman
1932-3-6
1101
Contra Costa
Sycamore Canyon near mouth Sycamore Canyon, Mount Diablo; Mount Diablo
Comment
UC1612419
Collinsia tinctoria
R. Raiche
1982-6-19
20460
Contra Costa
Mt. Diablo
Comment
UC691559
Collinsia tinctoria
Mary L. Bowerman
1935-5-30
3090
Contra Costa
Mount Diablo, Eagle Point Ridge, Rock slide, Bay-10 ft to e Eagle Point Ridge; Mount Diablo, Eagle Point Ridge
350
Comment
UC691587
Collinsia tinctoria
Mary L. Bowerman
1930-6-7
271
Contra Costa
Summit of Mount Diablo
Comment
UC2028981
Collinsia tinctoria
Barbara Ertter
2000-5-14
17017
Contra Costa
Donner Basin on north side of Mount Diablo, upper end of Falls Trail near junction of Cardinet Oaks Road.
Comment
UCD118040
Collomia diversifolia
Ann F. Johnson
1978-5-13
s.n.
Contra Costa
From Deerflat to Meridian ridge, on Mt. Diablo.
Comment
UCSB12513
Conium maculatum
Grah, Nancy
1962-4-14
Contra Costa
0.1 mile on Tappan Lane morth of Tarry Lane, Orinda
Comment
UCD126203
Convolvulus arvensis
P. B. Kennedy
1926-8-22
s.n.
Contra Costa
Sunset View Country.
Comment
UC2036956
Conyza bonariensis
Mary L. Bowerman
1946-2-10
4082
Contra Costa
Near C.C.C. Camp, Dan Cook Canyon, Mt. Diablo.
Comment
CAS-BOT-BC286022
Conyza canadensis
Walter Knight; Irja Knight
1978-8-14
3116
Contra Costa
Browns Island
Comment
JEPS111731
Conyza canadensis
D. G. Kelch
2004-9-2
04 .331
Contra Costa
Pacheco Marsh east of Martinez and I-680 and east of lone tree Marsh
5
Comment
UC1584663
Conyza canadensis
Jerry Powell
1990-8-29
1586
Contra Costa
Antioch National Wildlife Refuge
Comment
UC691785
Conyza canadensis
Mary L. Bowerman
1930-10-4
477
Contra Costa
Maple Spring Mount Diablo, Maple Spring
Comment
JEPS78633
Cordylanthus mollis subsp. mollis
Walter Knight and Neal Havlik
1979-10-7
3415
Contra Costa
in marsh along tidal inlet Point Pinole Regional Shoreline (e end of shoreline)
Comment
CDA42363
Cordylanthus pilosus subsp. pilosus
D. G. Kelch, Vince Guise
2012-7-26
12 .23
Contra Costa
Carquinez Strait.; Martinez. Summit of Shady Glen Rd on sandstone outcrop.
Comment
CAS-BOT-BC287145
Coreopsis stillmanii
Brandegee
No date on label
s.n.
Contra Costa
Mt Diablo
Comment
CAS-BOT-BC287146
Coreopsis stillmanii
A. Kellogg; W. G. W. Harford
1969-4-8
439
Contra Costa
Antioch
Comment
CAS-BOT-BC209751
Cornus glabrata
Mary L. Bowerman
1935-6-21
3150
Contra Costa
Mount Diablo. Arroyo del Cerro, east fork
243
Comment
CAS-BOT-BC209589
Cornus sericea
H. E. McMinn
1922-5-30
34
Contra Costa
By Pinehurst Resort in Large Redwood Canyon
Comment
UC407389
Coronopus didymus
Ira L. Wiggins
1930-4-18
4595
Contra Costa
e end of Jersey Island, Fallow cornfield Jersey Island
Comment
UCD59798
Cortaderia jubata
Beecher Crampton
1959-9-3
5456
Contra Costa
Along San Pablo Dam road, ca. 2 miles southeast of El Sobrante.
Comment
SD86681
Corylus cornuta var. californica
Helen V. Witham
1972-5-10
1739
Contra Costa
Oakland, Huckleberry Trail
Comment
UC1622290
Cotoneaster pannosus
Barbara Ertter
1997-1-5
15431
Contra Costa
at Lime Ridge between Walnut Creek and Clayton (Ygnacio Valley Road); Lime Ridge, Ygnacio Valley Road
Comment
CHSC23342
Cotula coronopifolia
Willis Ball
1975-3-26
508
Contra Costa
Contra Loma Regional Park. In area #1. On s side of lake ca. 50 yds. e of restroom facilities.
30
Comment
JEPS111528
Cotula coronopifolia
D. G. Kelch
2005-5-5
05 .212b
Contra Costa
Point Pinole - Giant Marsh Giant Salt Marsh
3
Comment
JEPS99543
Crassula aquatica
Mary Bowerman
1975-9-14
Contra Costa
Mount Diablo, Chase Pond.
Comment
UC2028453
Crassula aquatica
Barbara Ertter with Joanne Kerbavaz
2000-8-20
17506
Contra Costa
Hidden Pond on south side of Mount Diablo
Comment
CHSC21629
Crassula connata
Willis Ball
1975-4-19
521
Contra Costa
In area #8 ca. 450 yds s of main parking lot ca. 750 yds w of Conta Loma Blvd. Contra Costa Regional Park.
76
Comment
JEPS111821
Crassula connata
A. G. Murdock
2004-3-19
218
Contra Costa
Luzon Sycamore Ave. just east of Rodeo/Hercules where train crosses Highway 4
60
Comment
UC1561257
Crassula connata
Barbara Ertter with John Little
1989-4-2
8110
Contra Costa
s. side Hillside Park in El Cerrito
Comment
JEPS25357
Crassula solieri
Rimo Bacigalupi with Paul C. Hutchison and John Weiler
1959-3-19
6968
Contra Costa
1 mi. s.e. Byron (fields e. of <Bryon> rd.)
6
Comment
CAS-BOT-BC427924
Crassula solieri
Brandegee
No date on label
s.n.
Contra Costa
Antioch
Comment
UC765094
Croton californicus
R. F. Hoover
1937-5-14
2113
Contra Costa
Antioch sand-dunes
Comment
POM194216
Croton californicus
J. T. Howell
1926-12-27
2273
Contra Costa
1.5 miles s. of Oakley.
Comment
UCD77574
Croton californicus
Robert E. Preston
1999-10-19
1249
Contra Costa
Along W side of Bethel Island Rd, about 0.3-0.9 mi N of Cypress Rd, 5.4 mi E of Oakley.
6
Comment
UCR254745
Crypsis schoenoides
Peter Rubtzoff
1968-9-18
5964
Contra Costa
North Gate Road, c. 5 miles NW of Mt. Diablo State Park north entrance
58
Comment
CAS-BOT-BC190079
Crypsis schoenoides
Walter Knight
1977-7-20
s.n.
Contra Costa
On Briones Ridge, Briones Regional Park.
304
Comment
UC2027935
Crypsis schoenoides
Barbara Ertter with Chris Thayer
1996-10-25
15376
Contra Costa
West side of Mount Diablo, North Gate Road 3 road miles below Junction near Mineral Spring.
Comment
RSA0028852
Crypsis vaginiflora
Barbara Ertter, Richard K. Rabeler, Tony Morosco
1997-6-10
15659
Contra Costa
North base of Mount Diablo, pond on Three Springs Road.
Comment
UC79469
Cryptantha microstachys
Katharine Brandegee
Apr 1889
Contra Costa
Antioch
Comment
UC691346
Cryptantha muricata
Mary L. Bowerman
1933-5-2
1938
Contra Costa
below Pioneer Camp; Mount Diablo
762
Comment
JEPS108227
Cryptantha nevadensis
David Gowen
2005-5-6
283
Contra Costa
Mt. Diablo State Park. Rocky outcrops on the south side of North Peak.
Comment
UC691391
Cryptantha nevadensis var. rigida
Mary L. Bowerman
1942-5-24
3841
Contra Costa
Mount Diablo; Jim White Trail, W slope of Deer Ridge
853
Comment
UC1795800
Cryptantha torreyana
Barbara Ertter, Mary L. Bowerman
1994-6-19
12846 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; lower Summit Parking Lot, opening on North side,
1127
Comment
UC691344
Cryptantha torreyana
Mary L. Bowerman
1933-6-3
2245
Contra Costa
on area that was burned in 1931. Exposure north
Comment
RSA721362
Cryptantha torreyana var. pumila
Barbara Ertter, Mary L. Bowerman
1994-6-19
12846 a
Contra Costa
Mt. Diablo State Park east of Walnut Creek; lower Summit Parking lot, opening on north side.
1128
Comment
OBI14811
Cuscuta californica
Robert F. Hoover
1969-8-29
11565
Contra Costa
Raymond Rd and Ames St, Livermore Valley
Comment
RSA39871
Cuscuta californica
P. A. Munz
1937-10-8
12200
Contra Costa
near Antioch
8
Comment
CDA41311
Cuscuta japonica
R. Fonseca
2006-12-12
PDR 1373709
Contra Costa
San Francisco Bay Area; 654 Marlesta Rd, Pinole. Sheet 2 of 2.
0
Comment
JEPS75511
Cuscuta subinclusa
P. F. Yorks
1975-7-31
481
Contra Costa
ca 1.6 km s Bear Creek Road (on Hampton Road, n of Briones Reservoir); Hampton Road Natural Reserve
200
Comment
UC691904
Cuscuta subinclusa
Mary L. Bowerman
1932-9-17
1587
Contra Costa
Donner Canyon, w fork toward mouth Mount Diablo
Comment
CDA4534
Cynara cardunculus
T. C. Fuller
1957-10-2
399 -57
Contra Costa
Antioch.
0
Comment
CAS-BOT-BC299744
Cynara cardunculus
John Thomas Howell
1953-3-15
28922
Contra Costa
Danville
Comment
UCD131027
Cynara cardunculus
W. A. Harvey; June McCaskill
1962-3-15
s.n.
Contra Costa
on Standard Oil tank farm west of U.S. Highway 40 and north of Richmond.
Comment
JEPS99524
Cynodon dactylon
Mary Bowerman
1975-9-14
Contra Costa
Mount Diablo, Hidden Pond.
Comment
JEPS100074
Cynoglossum grande
S. O'Neil
2003-2-25
SEO 6
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC615167
Cynoglossum grande
Beryl O. Schreiber
1932-2-27
27
Contra Costa
Redwood Canyon
Comment
UCSB24742
Cynoglossum grande
Rieser, R.
1966-4-2
Contra Costa
100 ft. north of Eagles Point, Sleepy Hollow, Orinda
396
Comment
UC1819037
Cynosurus echinatus
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14245
Contra Costa
South side Mount Diablo, Sloan Road between Curry Point and Curry Canyon, roadside in partial shade of oak forest on north-facing slope.
487
Comment
UC2028466
Cynosurus echinatus
Barbara Ertter
1997-8-24
15769
Contra Costa
Southwest side of Mount Diablo, Rock City area
Comment
UC1563866
Cyperus eragrostis
Barbara Ertter
1989-9-30
8864
Contra Costa
e. El Cerrito (ca. 1 1/4 mi. n.w. of Inspiration Point, E. Bay Skyline Nat'l Recreation Trail (= Nimitz Way), Tilden Regional Park); Tilden Regional Park
Comment
UC2013054
Cyperus eragrostis
Barbara Ertter with Mary Bowerman, Lisa Schultheis
1996-7-5
14919
Contra Costa
Northwest base of Mount Diablo, access to Foothills Regional Park from North Gate Road along Little Pine Creek.
Comment
UCD150887
Cyperus esculentus
James A. Neilson Jr.
1972-11-2
3615
Contra Costa
Walnut Creek drainage. Elevation estimated using Google Earth by label maker.
1
Comment
CDA42439
Cystopteris fragilis
D. G. Kelch, Daniel Weinstein
2013-2-23
13 .013
Contra Costa
Carquinez Strait; Muir Land Trust Property at Fernandez Ranch; SW Christie Rd.
Comment
CAS-BOT-BC198197
Cytisus striatus
R. Leen
1986-7-10
s.n.
Contra Costa
Alvarado Canyon, East Bay Regional Park
Comment
JEPS21826
Danthonia californica
Louise Elsenius
1958-5-17
6
Contra Costa
ne Terrace-Bates intersection; El Cerrito
60
Comment
UCD36025
Deinandra corymbosa
Beecher Crampton
1949-6-5
470
Contra Costa
along Highway 40, Pinole to San Pablo, above Garrity Creek, on top of West Hills.
30
Comment
CAS-BOT-BC294017
Deinandra kelloggii
Peter Rubtzoff
1951-10-7
s.n.
Contra Costa
Along lower San Joaquin River, east of Antioch
Comment
CAS-BOT-BC294018
Deinandra kelloggii
Mrs. Curran
1883-5-1
s.n.
Contra Costa
Antioch
Comment
CAS-BOT-BC294024
Deinandra kelloggii
James I. McMurphy
1908-10-18
s.n.
Contra Costa
Antioch
Comment
UC88925
Deinandra kelloggii
K. Brandegee
1889-5-1
Contra Costa
Antioch
Comment
UCD131076
Deinandra kelloggii
Ann F. Johnson
1978-7-1
AN- 43
Contra Costa
tall tarweed in dry grassy area near west PG and E tower, Antioch Dunes.
Comment
JEPS111706
Deinandra lobbii
D. G. Kelch
2004-5-7
04 .178
Contra Costa
Ca ada del Cierbo Ca ada del Cierbo
40
Comment
JEPS105695
Deinandra lobbii
David Gowen
2004-5-29
101
Contra Costa
Lime Ridge Open Space. Summit area just south of the antenna facility.
Comment
UC691948
Delphinium californicum
Mary L. Bowerman
1935-5-30
3091
Contra Costa
rock slide Mount Diablo, Eagle Point Ridge
350
Comment
UC72893
Delphinium californicum subsp. interius
Milo S. Baker
1904-6-23
Contra Costa
Mt. Diablo
Comment
SEINET12086747
Delphinium hesperium
J. T. Howell
1931-1
6482
Contra Costa
North Side of Mt. Diablo
Comment
CAS-BOT-BC10015
Delphinium hesperium subsp. pallescens
John Thomas Howell
1931-5-12
6482
Contra Costa
North side of Mt. Diablo
Comment
LA38169
Delphinium hesperium subsp. pallescens
Lewis; Mehlquist
455
Contra Costa
Just E of the Antioch Golf Couse
Comment
UC691950
Delphinium nudicaule
Mary L. Bowerman
1933-6-14
2284
Contra Costa
bottom of second gully w north spur; Mount Diablo, Inner Black Hills
Comment
RSA398660
Delphinium nudicaule
John Doyen, Glenn A. Gorelick
1966-4-22
s.n.
Contra Costa
Russelman Park, Mt. Diablo State Park.
305
Comment
CAS-BOT-BC116454
Delphinium patens subsp. patens
H. L. Mason
1928-4-29
4440
Contra Costa
Sycamore Canyon, south slope of Mount Diablo
Comment
POM270661
Delphinium patens subsp. patens
Lyman Benson
1935-3-16
62655
Contra Costa
Mt. Diablo, Watershed: Walnut Creek; Mountain Range: Mt. Diablo.
915
Comment
UC692089
Delphinium patens subsp. patens
Mary L. Bowerman
1935-4-22
2896
Contra Costa
ridge w Pioneer Road (w of Old Stage Road); Mount Diablo
822
Comment
CAS-BOT-BC116459
Delphinium patens subsp. patens
Miss Mary Leolin Bowerman
1931-3-21
584
Contra Costa
Sycamore Canyon, below chaparral on west facing slope
Comment
UC2027926
Delphinium patens subsp. patens
Barbara Ertter with Linda Vorobik
2001-3-24
17571
Contra Costa
Lime Ridge Open Space east of Walnut Creek, eastern edge overlooking Crystal Springs subdivision.
Comment
POM150573
Delphinium recurvatum
C. F. Baker
1903-4-27
s.n.
Contra Costa
Byron.
Comment Read comments Oct 4 2007
CAS-BOT-BC192678
Deschampsia danthonioides
Ira L. Wiggins
1930-4-17
4576
Contra Costa
1/4 mi S. of Byron
Comment
UCD62510
Deschampsia danthonioides
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
CAS-BOT-BC192677
Deschampsia danthonioides
Mary L. Bowerman
1935-6-28
3164
Contra Costa
Chase Pond
548
Comment
RSA0029050
Deschampsia elongata
Barbara Ertter
1999-6-12
16710
Contra Costa
Black Hawk Ridge road on south side of Mount Diablo, road crossing at confluence of NE and E forks of Sycamore Creek.
396
Comment
JEPS9568
Dicentra chrysantha
W. L. Jepson
1920-8-12
9076
Contra Costa
s slope towards summit Mt. Diablo
Comment
UC692101
Dicentra chrysantha
Mary L. Bowerman
1932-9-3
1529
Contra Costa
Muir Area; Mount Diablo
Comment
POM272496
Dicentra chrysantha
L. R. Abrams
1921-5-25
8007
Contra Costa
Halfway up road, Mt. Diablo
Comment
CDA39457
Dichelostemma capitatum
D. G. Kelch
2007-3-24
7 .092
Contra Costa
Carquinez Strait; Ozol; between Port Costa and Martinez, near old brick quarry.
Comment
CAS-BOT-BC500075
Dichelostemma capitatum
Barrett Anderson
1987-4-30
3503
Contra Costa
Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole Dam site for EBMUD.
125
Comment
CAS-BOT-BC500087
Dichelostemma capitatum
James McMurphy
1910-4-9
s.n.
Contra Costa
Antioch
Comment
CAS-BOT-BC500088
Dichelostemma capitatum
Miss E. Cannon
1891-5-1
s.n.
Contra Costa
Orinda Park
Comment
JEPS100059
Dichelostemma congestum
G. Smick
2003-5-8
GAS 69
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
CAS-BOT-BC502555
Dichelostemma congestum
John Thomas Howell
1933-5-14
11258
Contra Costa
Hills east of St. Mary's College
Comment
CAS-BOT-BC500922
Dichelostemma volubile
W. R. Dudley
1893-1-1
s.n.
Contra Costa
Mount Diablo
Comment
JEPS121009
Digitaria sanguinalis
D. G. Kelch
2006-9-6
06 .469
Contra Costa
Elkhorn Creek, E of Crockett
Comment
CAS-BOT-BC150326
Diplacus aurantiacus
Alice Eastwood
1915-6-21
4737
Contra Costa
San Leandro
Comment
RSA697529
Dipsacus fullonum
J. Vlahos
1934-8-1
s.n.
Contra Costa
Contra Costa County Hills.
Comment
UC1084426
Dirca occidentalis
G. Thomas Robbins
1940-3-10
274
Contra Costa
n slope Grizzly Peak; Berkeley Hills
Comment
UCR143109
Dirca occidentalis
L. S. Rose
1948-3-9
48011
Contra Costa
San Francisco Bay Region, head of Wildcat Canyon, Berkeley hills
457
Comment Read comments Feb 14 2006
UCSB25834
Dirca occidentalis
Keefe, Joseph
1967-3-20
Contra Costa
Huckleberry Trail, 0.5 mile east of Skyline Boulevard, near intersection with Grizzly Peak Boulevard, east of Berkeley
274
Comment
CDA31689
Distichlis spicata
A. A. Beetle
1941-6-24
1752
Contra Costa
Point Richmond on San Francisco Bay
0
Comment
RSA0028902
Distichlis spicata
Barbara Ertter, Dan Norris
1999-11-14
16851
Contra Costa
Black Diamond Mines Regional Preserve, south of parking area for Somersville townsite.
Comment
UC673501
Dodecatheon clevelandii subsp. patulum
Herbert L. Mason
1929-3-15
5056
Contra Costa
summit of hill e Nortonville; e of Nortonville
Comment
UC765525
Dodecatheon clevelandii subsp. patulum
R. F. Hoover
1938-3-5
2815
Contra Costa
mouth of Kirker Creek Canyon
Comment
RSA6497
Dodecatheon clevelandii subsp. patulum
D. D. Keck
1933-4-2
1997
Contra Costa
Vasco Rd., south of Vasco School.
Comment
JEPS112045
Dodecatheon hendersonii
D. G. Kelch
2003-3-21
03 .52
Contra Costa
Martinez - West: Ozol Rock and Scenic Drive
40
Comment
SBBG5600
Dodecatheon hendersonii
J. M. Tucker
1946-3-24
1387
Contra Costa
hills between Nortonville and Somersville
Comment
UC1111024
Dodecatheon hendersonii
Herbert L. Mason
1926-3-7
2700
Contra Costa
Mt. Diablo
Comment
UC673401
Dodecatheon hendersonii
Herbert L. Mason
1929-3-15
5047
Contra Costa
s Nortonville; s of Nortonville
Comment
RSA461371
Dodecatheon hendersonii
J. T. Howell
1931-3-10
5756
Contra Costa
East side of Mt. Diablo 7 miles from Clayton on Livermore road.
Comment
UC1046584
Dodecatheon hendersonii
Alex D. Hawkes and R. Bacigalupi
1951-4-22
4777
Contra Costa
State Rd. #4 near Mt. Diablo (along Marsh Creek); , near Mt. Diablo
Comment
POM203314
Dodecatheon hendersonii subsp. cruciatum
J. T. Howell
1931-3-10
5756
Contra Costa
East side of Mt. Diablo 7 miles from Clayton on Livermore road.
Comment
RSA436115
Downingia bacigalupii
Thekla Mohr
1917-06
3163
Contra Costa
Mt. Diablo.
Comment Read comments Jan 8 2013
JEPS18331
Downingia insignis
Lewis S. Rose
1936-4-24
36154
Contra Costa
8 mi s Antioch
30
Comment
POM148045
Downingia insignis
Alice Eastwood
1939-5-19
14444
Contra Costa
Byron Springs.
Comment
UC1026379
Downingia insignis
John Thomas Howell
1953-4-26
28935
Contra Costa
between Byron and Byron Hot Springs
Comment
UC1051468
Downingia insignis
Herbert L. Mason
1952-4-14
14267
Contra Costa
3.5 mi s Byron
Comment
UC1188738
Downingia insignis
John H. Weiler
1961-4-9
6174
Contra Costa
3 mi w Byron (on the w side of the road)
Comment
UC1189259
Downingia insignis
John R. Swanson
1958-4-15
236
Contra Costa
3 mi s Byron (at junction of Holey road)
Comment
RSA436120
Downingia insignis
L. S. Rose
1936-4-24
36154
Contra Costa
8 miles S of Antioch.
30
Comment
UC1733838
Downingia insignis
Kay H. Beach
1941-4-30
1082
Contra Costa
7
Comment Read comments Feb 4 2013
JEPS22441
Downingia pulchella
Margaret Mallory
1958-5-3
51
Contra Costa
West Sherman Acres
15
Comment
CAS-BOT-BC41652
Draba cuneifolia var. cuneifolia
Walter Knight; Irja Knight
1968-3-18
2278
Contra Costa
Charles Lee Tilden Regional Park. In the Botanic garden.
Comment
CAS-BOT-BC159644
Drymocallis glandulosa var. glandulosa
Mary L. Bowerman
1938-6-14
3679
Contra Costa
Canyon Nook, one foot above stream - Mount Diablo
Comment
CAS-BOT-BC70864
Dryopteris arguta
Mary L. Bowerman
1930-6-18
342
Contra Costa
Dan Cook Canyon
Comment
JEPS100162
Dryopteris arguta
A. Langston
2003-6-19
AL 50
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
JEPS111936
Dryopteris arguta
D. G. Kelch
2005-5-1
05 .190
Contra Costa
Crockett - Edwards Canyon
150
Comment
JEPS49893
Dudleya cymosa subsp. paniculata
W. L. Jepson
1918-6-5
7604
Contra Costa
North Peak Mount Diablo
Comment
UC830948
Dudleya cymosa subsp. paniculata
Alice Eastwood
1915-5-30
Contra Costa
near type locality; Mount Diablo
Comment
UC2028504
Echinochloa colona
Barbara Ertter with Mary Bowerman, Lisa Schultheis
1998-8-21
16403
Contra Costa
North Gate Road on west side of Mount Diablo, 0.7 miles below Diablo Ranch
Comment
UC2028446
Echinochloa crus-galli
Barbara Ertter with Chris Thayer
1996-10-25
15378
Contra Costa
West side of Mount Diablo, North Gate Road 3 road miles below junction, near Mineral Spring
Comment
UCD37369
Echinochloa crus-pavonis
Beecher Crampton
1959-9-3
5451
Contra Costa
Contra Costa County, 2 miles north of city of Orinda, Bear Creek, East Bay Municipal Utilities District Project.
Comment
CAS-BOT-BC197225
Echinochloa crus-pavonis
Walter Knight; Irja Knight
1977-7-28
3149
Contra Costa
Black Diamond Coal Mines Regional Preserve. Somersville Townsite
Comment
CAS-BOT-BC197226
Echinochloa crus-pavonis
Mary L. Bowerman
1936-10-24
3582
Contra Costa
Mount Diablo. North Road below 2-story house east of North Gate
121
Comment
UC692401
Echinochloa crus-pavonis
Mary L. Bowerman
1936-10-24
3582
Contra Costa
N road below 2-story house E of N gate North Gate (roadside)
Comment
SEINET3407559
Echinocystis fabacea
Lewis S. Rose
1933-3-10
33010
Contra Costa
Marsh Creek
Comment
UC2032845
Echium candicans
Doran, Andrew Scott
2012-3-20
716
Contra Costa
South part of Brooks Island, old quarry near gravel conveyer belt and grind house.
Comment
RSA756015
Eichhornia crassipes
Barbara Ertter
1990-9-16
9642
Contra Costa
Junction of Cypress Road and Jersey Island Road east of Oakley.
Comment
UC702897
Elaeagnus angustifolia
Dr. E. C. Van Dyke
1941-10-4
Contra Costa
River e of Antioch
Comment
UC1606335
Elatine brachysperma
Barbara Ertter, Brad Olson
1991-9-28
10829 a
Contra Costa
betw Orinda and El Sobrante San Pablo Reservior
Comment
JEPS45767
Elatine heterandra
W. L. Jepson
1891-5-22
13954
Contra Costa
Walnut Creek
Comment
UC1606337
Eleocharis acicularis
Barbara Ertter, Brad Olson
1991-9-28
10832
Contra Costa
S end of San Pablo Reservoir between Orinda and El Sobrante
Comment
CAS-BOT-BC113633
Eleocharis acicularis
Virginia I. Dains; Walter Knight
1986-8-8
5461
Contra Costa
Fay Is.
Comment
CDA38938
Eleocharis macrostachya
D. G. Kelch
2005-3-24
5 .062
Contra Costa
Carquinez Strait Region; Southern Point Pinole.
Comment
UC2028490
Eleocharis macrostachya
Barbara Ertter
1998-5-3
16062
Contra Costa
Area of Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo
Comment
RSA0027647
Eleocharis palustris
Barbara Ertter
1998-5-3
16062
Contra Costa
area of Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo. Below road SE of ponds.
274
Comment
UC2028433
Eleocharis parishii
Barbara Ertter with Chris Thayer
1996-10-25
15350
Contra Costa
Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park
Comment
RSA129552
Elymus X gouldii
H. S. Yates
1933-6-18
3649
Contra Costa
Mt Diablo; Near Danville
137
Comment
RSA108336
Elymus X gouldii
Frank W. Gould
1941-7-4
1303
Contra Costa
On wastelands along Bay just north of Albany race track.
Comment
UC692419
Elymus X saundersii
Mary L. Bowerman
1935-5-25
3073
Contra Costa
Devil's Pulpit Mount Diablo (w side, on edge of outcrop)
1082
Comment
JEPS68570
Elymus glaucus
W. L. Jepson
1918-6-3
7576
Contra Costa
Donner Canyon Vicinity of San Francisco Bay, Mt. Diablo
533
Comment
UC691273
Elymus glaucus
Mary L. Bowerman
1933-8-26
2414
Contra Costa
Lower Canyon Spring Mount Diablo
1005
Comment
UC692430
Elymus glaucus
Mary L. Bowerman
1935-5-3
2964
Contra Costa
Mount Diablo; Sloan Rd
487
Comment
JEPS76286
Elymus glaucus subsp. jepsonii
W. L. Jepson
1943-6-8
20848
Contra Costa
Moraga Ridge; ne slope
Comment
UCD62489
Elymus multisetus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UCD62502
Elymus multisetus
Beecher Crampton
1956-5-14
3425
Contra Costa
Above Port Costa Brick Works, 4 miles west of Martinez on the road to Crockett.
Comment
SEINET242043
Elymus trachycaulus
Barbara Ertter
2000-6-16
17953
Contra Costa
Richmond Field Station at south end of 42nd St., Richmond, west end of grassland facing boundry fence with state park, edge of thick growth.
Comment
POM301024
Elymus trachycaulus subsp. trachycaulus
Mary L. Bowerman
1933-6-3
2234
Contra Costa
Mount Diablo Summit. Ransom Point Trail
Comment
JEPS1564
Emmenanthe penduliflora
W. L. Jepson
1920-8-12
9075
Contra Costa
Mt. Diablo
Comment
UC2042778
Epilobium brachycarpum
Barbara Ertter
1990-9-10
9637
Contra Costa
Briones Regional Park, Briones Hills S of Martinez, eroded N-facing draw between Sindicich and Maricich lagoons.
Comment
UCD150882
Epilobium brachycarpum
James A. Neilson Jr.
1972-11-2
3605
Contra Costa
Walnut Creek drainage. Elevation estimated using Google Earth by label maker.
1
Comment
CDA15837
Epilobium brachycarpum
R. M. Case
1999-10-22
PDR 1206167
Contra Costa
San Francisco Bay Area; near Walnut Creek.
0
Comment
UC764884
Epilobium campestre
R. F. Hoover
1937-5-14
2119
Contra Costa
Byron Hot springs
Comment Read comments Dec 18 2008
UC2027955
Epilobium campestre
Barbara Ertter with Joanne Kerbavaz
2000-8-20
17502
Contra Costa
Frog Pond on southeast side of Mount Diablo.
Comment
CAS-BOT-BC166162
Epilobium canum subsp. canum
L. R. Abrams
1910-10-8
4342
Contra Costa
Mt. Diablo
1158
Comment
UC2042945
Epilobium canum subsp. canum
Barbara Ertter with Laura Fujii
1989-10-29
8895
Contra Costa
Las Trampas Regional Wilderness W of Danville.
Comment
UC914255
Epilobium canum subsp. canum
Verne Grant and Alva Grant
1946-9-29
7877
Contra Costa
near old tunnel road; Berkeley Hills
Comment
JEPS111567
Epilobium ciliatum
D. G. Kelch
2003-8-13
03 .142
Contra Costa
Pinole Creek
68
Comment
UCD105799
Epilobium ciliatum subsp. ciliatum
Terri Williamson
1990-5-22
72
Contra Costa
212 Poshard St. Pleasant Hill.
12
Comment
JEPS38247
Epilobium densiflorum
W. L. Jepson
1894-9-7
14401
Contra Costa
Grizzly Peak Berkeley Hills
Comment
UC1005902
Epiphyllum
N. Floy Bracelin
1943-5-16
2513
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley
Comment
UC2029183
Equisetum hyemale subsp. affine
Barbara Ertter
2000-7-16
17394
Contra Costa
lower Pine Creek in Diablo Foothills Regional Park.
Comment
CAS-BOT-BC57260
Equisetum laevigatum
Mary L. Bowerman
1938-6-14
3685
Contra Costa
Lower Silver Spring
853
Comment
POM300619
Equisetum telmateia var. braunii
Mary L. Bowerman
1930-8-24
433
Contra Costa
MItchell Canyon.
252
Comment
UC1818969
Eremocarpus setiger
Barbara Ertter, M. L. Bowerman, L. Schultheis, Kevin Hintsa
1995-10-22
14529
Contra Costa
Three Springs Trail on northeast side of Mt. Diablo, south of crest of Marsh Creek Rd. southeast of Clayton dried grasslands at base of trail.
304
Comment
JEPS120294
Eriastrum ertterae
David Gowen
2005-7-1
471
Contra Costa
Lime Ridge Open Space. South of summit near power line area.
Comment
UC2029062
Ericameria arborescens
Barbara Ertter
2000-7-29
17449
Contra Costa
Donner Canyon Road below upper junction of Hetherington Trail, north side of Mount Diablo
Comment
CAS-BOT-BC287532
Ericameria linearifolia
H. M. Hall
1901-4-5
1745
Contra Costa
Mt Diablo
685
Comment
JEPS31296
Ericameria linearifolia
W. L. Jepson
1891-5-23
Contra Costa
Mt. Diablo
Comment
UC36564
Ericameria linearifolia
F. P. McLean
1875-3-1
Contra Costa
Mt. Diablo
Comment
UCD131397
Ericameria linearifolia
R. A. Pendleton
1934-3-20
s.n.
Contra Costa
Mount Diablo.
Comment
SEINET10617379
Ericameria linearifolia
John T. Middleton
1936-4-18
Middleton 137
Contra Costa
Marsh Creek Rd. - 8 mi. east of Clayton.
Comment
UC697206
Ericameria linearifolia
Mary L. Bowerman
1938-5-28
3649
Contra Costa
Silver Creek Nook Mount Diablo, Silver Creek Nook (North Road, peeping out from under a willow)
640
Comment
UCD150888
Erigeron canadensis
James A. Neilson Jr.
1972-11-2
3607
Contra Costa
Channel of Walnut Creek ca. 1 mi. north of junction of Pine Creek Elevation estimated using Google Earth by label maker.
1
Comment
CAS-BOT-BC300590
Erigeron foliosus var. franciscensis
L. R. Abrams
1916-6-30
5701
Contra Costa
Mt. Diablo near lake
Comment
CDA42377
Erigeron foliosus var. franciscensis
D. G. Kelch
2012-6-1
12 .095
Contra Costa
Carquinez Strait Region; 1 km east of Port Costa in the vicinity of the old brick factory.
Comment
UC2070521
Erigeron foliosus var. franciscensis
Barbara Ertter with Delia Taylor
2003-6-22
18228
Contra Costa
Black Diamond Mines Regional Preserve south of Pittsburg, N-facing slope along Arata Overlook Trail NE of park headquarters.
Comment
CAS-BOT-BC295955
Erigeron philadelphicus
Mary L. Bowerman
1935-5-16
2998
Contra Costa
Mount Diablo. Russelman [Russellmann] Park road at Gregory Ranch junction
289
Comment
CAS-BOT-BC224221
Eriodictyon californicum
Alice Eastwood; John Thomas Howell
1936-4-19
s.n.
Contra Costa
Nortonville
Comment
UC691670
Eriodictyon californicum
Mary L. Bowerman
1930-6-10
315
Contra Costa
Mount Diablo Meridian Peak Summit (Meridian Peak Summit); , Meridian Peak Summit
Comment
POM196479
Eriogonum
J. T. Howell
1929-9-21
7392
Contra Costa
Marsh Creek Road 8 miles southeast of Clayton
Comment
RSA136732
Eriogonum
J. T. Howell
1955-8-24
30903
Contra Costa
Near summit of south peak, Mt. Diablo
Comment
CAS-BOT-BC248088
Eriogonum angulosum
H. M. Hall
1916-8-17
10276
Contra Costa
Deer Valley
182
Comment
CDA22594
Eriogonum fasciculatum var. foliolosum
A. G. Murdock, D. G. Kelch
2004-3-19
233
Contra Costa
Carquinez Strait; Hercules - Carbon.
Comment
UC692018
Eriogonum gracile var. gracile
Mary L. Bowerman
1932-11-11
1639
Contra Costa
Little below Moses Rock Spring (ridge leading up from Buckle Point (on west road)); Mount Diablo
Comment
JEPS116889
Eriogonum inerme
David Gowen
2007-6-10
761
Contra Costa
Mt. Diablo State Park. Gravel opening in chaparral near antenna area north of summit parking lot.
Comment
CAS-BOT-BC259523
Eriogonum luteolum var. luteolum
H. L. Mason
1929-9-21
5434
Contra Costa
Along Marsh Creek Road three miles above Clayton
Comment
SEINET530762
Eriogonum nudum var. auriculatum
Paul Opler
2007-6-23
Contra Costa
Point Molate.
19
Comment
UC521722
Eriogonum nudum var. auriculatum
Joseph Andorfer Ewan
1933-10-15
8032
Contra Costa
sw slope Mt. Diablo Mt. Diablo
Comment
UC692045
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1930-8-24
424
Contra Costa
Mitchell Canyon, lower trail Mount Diablo
Comment
UC692047
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1931-10-23
1062
Contra Costa
Riggs Canyon Mount Diablo
Comment
UC692198
Eriogonum nudum var. auriculatum
Mary L. Bowerman
1932-10-1
1597
Contra Costa
s Uncle Sam Canyon (Eagle Point Ridge); Mount Diablo
Comment
CAS-BOT-BC269817
Eriogonum nudum var. psychicola
Peter Rubtzoff
1954-9-14
1745
Contra Costa
Along lower San Joaquin River, east of Antioch
Comment
CAS-BOT-BC269818
Eriogonum nudum var. psychicola
Peter Rubtzoff
1954-9-14
1746
Contra Costa
Along lower San Joaquin River, east of Antioch
Comment
JEPS102909
Eriogonum roseum
Barbara Ertter with Tony Morosco
1998-10-18
16436
Contra Costa
NE corner of Lime Ridge recreation Area Mount Diablo
182
Comment
RSA766267
Eriogonum roseum
Joseph A. Ewan
1933-10-15
8022
Contra Costa
Grassy slope above Indian Ceremonial Spr., Mt. Diablo
Comment
CAS-BOT-BC267445
Eriogonum truncatum
M. K. C.
1886-5-1
s.n.
Contra Costa
Antioch
Comment
CAS-BOT-BC267446
Eriogonum truncatum
M. K. Curran
1886-5-1
s.n.
Contra Costa
Antioch
Comment
UCR139461
Eriogonum truncatum
J. T. Howell
1934-4-8
11816
Contra Costa
San Francisco Bay Region, [Black Hills] 10 mi from Clayton [SE] on Marsh Creek Road
366
Comment
POM301036
Eriophyllum confertiflorum
Mary L. Bowerman
1933-6-3
2224
Contra Costa
2 miles by road from North Gate
Comment
UC507127
Eriophyllum confertiflorum var. confertiflorum
Lincoln Constance
1933-6-25
E 95
Contra Costa
about one - half way to the summit of Mt. Diablo (s slopes)
Comment
UC691660
Eriophyllum jepsonii
Mary L. Bowerman
1935-5-30
3087
Contra Costa
Eagle Point Ridge
304
Comment
JEPS34598
Eriophyllum lanatum var. achilleoides
W. L. Jepson
1918-6-3
7577
Contra Costa
Mt. Diablo
Comment
UC691668
Eriophyllum lanatum var. achilleoides
Mary L. Bowerman
1935-5-30
3097 b
Contra Costa
Eagle Point ridge = between the two n ridges which converge at Twin Peaks; Mt. Diablo, Eagle Point ridge
350
Comment
POM161398
Eriophyllum lanatum var. achilleoides
H. E. McMinn
1922-6-30
98
Contra Costa
Roadside on Mt. Diablo
Comment
POM203445
Eriophyllum lanatum var. achilleoides
J. T. Howell
1931-5-12
6485 A
Contra Costa
Marsh Creek Road NE of Mt. Diablo
Comment
UC507051
Eriophyllum lanatum var. achilleoides
H. K. Sharsmith and C. W. Sharsmith
1933-4-30
E 17
Contra Costa
Black, Hills; Mount Diablo
304
Comment
UC606750
Eriophyllum staechadifolium
Edward Lee
1936-4-19
1990
Contra Costa
near summit of island San Francisco Bay, Red Rock
Comment
CAS-BOT-BC301910
Eriophyllum staechadifolium
H. E. McMinn
No date on label
139
Contra Costa
Unspecified
Comment
JEPS61371
Erodium botrys
Miss Linda Gehringer
1914-3-29
Contra Costa
Brentwood
Comment
JEPS100095
Erodium cicutarium
G. Smick
2003-4-1
GAS 105
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC1948936
Erodium cicutarium
William J. Ferlatte, L. Maynard Moe
1970-4-27
1263
Contra Costa
San Francisco Bay: Red Rock Island
Comment
SEINET5604448
Erodium cicutarium
Rachel Van Noord
1998-1
4
Contra Costa
Dinosaur Hill Park, Pleasant Hill, CA N 37* 56.149' W 122* 05.391
Comment
UC106326
Eryngium aristulatum var. aristulatum
unknown
1893-7-29
Contra Costa
Martinez
Comment
UC1487288
Eryngium aristulatum var. aristulatum
Yusuf Sheikh
1974-5-5
587
Contra Costa
2.1 mi. s.e. of Byron Post sign on rd. J4 (3.1 mi. s.e. of intersection with Camino Diablo)
Comment
UC691774
Eryngium aristulatum var. aristulatum
Mary L. Bowerman
June 1942
3850
Contra Costa
South Rd. Mt.Diablo
Comment
POM133545
Eryngium aristulatum var. aristulatum
Katherine Brandegee
1907-5-16
s.n.
Contra Costa
[Unspecified]
Comment
RSA136734
Eryngium aristulatum var. aristulatum
J. T. Howell
1955-8-24
30899
Contra Costa
Near Diablo Country Club
Comment
CDA29692
Eryngium armatum
D. G. Kelch, D. A. Weinstein
2009-7-15
9 .494
Contra Costa
Carquinez Strait; Point Pinole.
Comment
JEPS78607
Eryngium articulatum
Walter Knight, L. R. Heckard, and Bert Johnson
1978-9-28
3291
Contra Costa
Browns Island, Botany Cove
Comment
JEPS111619
Eryngium jepsonii
D. G. Kelch
2004-7-9
04 .297
Contra Costa
Crockett - Carquinez Scenic Drive Carq. Scenic Dr. Just west of Pt. Costa
60
Comment
CAS-BOT-BC40775
Erysimum capitatum
James McMurphy
1910-4-9
s.n.
Contra Costa
Antioch.
Comment
RSA102133
Erysimum capitatum var. angustatum
G. B. Rossbach
1955-3-13
570
Contra Costa
Along tidal estuary of San Joaquin River just E of Antioch
24
Comment
POM272910
Erysimum capitatum var. capitatum
Lyman Benson
1935-3-16
6261
Contra Costa
Mt. Diablo, Watershed: Walnut Creek; Mountain Range: Mt. Diablo.
915
Comment
UC10532
Erysimum capitatum var. capitatum
J. Burtt Davy
1895-4-7
876
Contra Costa
Antioch
Comment
UC10566
Erysimum capitatum var. capitatum
J. Burtt Davy
1895-4-7
996
Contra Costa
foothills Antioch
Comment
UC2046327
Erythranthe nasuta
Barbara Ertter with Alan Prather
2003-6-7
18210
Contra Costa
Morgan Territory Regional Preserve east of Mount Diablo, Coyote Trail.
Comment
UC1819026
Eschscholzia californica
Barbara Ertter, Chris Thayer
1995-4-25
13996
Contra Costa
Southeast side of Mt. Diablo northeast of Danville; Black Hawk Ridge Rd. on north side Black Hawk Ridge.
548
Comment
UC692172
Eschscholzia californica
Mary L. Bowerman
1935-5-22
3059
Contra Costa
saddle w Twin Peaks (Eagle Point ridge); Mount Diablo
441
Comment
UC692180
Eschscholzia californica
Mary L. Bowerman
1932-3-27
1144
Contra Costa
near Mitchell Rock (on e side); Mount Diablo
Comment
UCD84944
Eschscholzia californica
Chuck Hughes
2010-3-29
216
Contra Costa
About 0.7 mile south of Vasco Road.
238
Comment
UC170265
Eschscholzia rhombipetala
E. L. Greene
March, 1888
Contra Costa
near Byron Springs
Comment
UC1789217
Eucalyptus
Barbara Ertter
2004-9-17
18499
Contra Costa
north extension of Lime Ridge open Space in Concord, edge of parking area on N side of Treat Boulevard
Comment
UC1618303
Eucalyptus globulus
Barbara Ertter, Brad Olson
1993-10-30
12293
Contra Costa
w. of R.R. tracks n. of mouth of Pinole Creek (along R.R. track at edge of salicornia marsh, San Pablo Regional Shoreline); San Pablo Regional Shoreline
Comment
UC1789212
Eucalyptus tereticornis
Barbara Ertter
1998-5-10
16116
Contra Costa
Lime Ridge Open Space, single sapling in quarry area on west side. [Flowering material collected from same plant in 2001 as Ertter17604]
Comment
UC1789215
Eucalyptus tereticornis
Barbara Ertter with Dan Norris
2001-4-8
17604
Contra Costa
Lime Ridge Open Space, main pit of west quarry area north of adjacent golf course
121
Comment
UC1789218
Eucalyptus tereticornis
Barbara Ertter
1993-11-13
12318
Contra Costa
Sibley Volcanic Regional Preserve in Oakland Hills S of Orinda, pine & eucalypt forest on south side of Round Top, ca 1500 ft.; locally established tree with peeling bark.
Comment
JEPS1733
Eucrypta chrysanthemifolia var. chrysanthemifolia
W. L. Jepson
1925-4-26
10690
Contra Costa
Black Hills; Mt. Diablo
Comment
UC1613298
Eucrypta chrysanthemifolia var. chrysanthemifolia
Charles M. Belshaw
1935-6-24
1022
Contra Costa
Sobrante Hills
Comment
UC2027934
Euphorbia maculata
Barbara Ertter with Chris Thayer
1996-10-25
15382
Contra Costa
West side of Mount Diablo, North Gate Road 3 road miles below Junction near Mineral Spring.
Comment
JEPS100097
Euphorbia oblongata
G. Smick
2003-5-6
GAS 173
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UCR247571
Euphorbia oblongata
Deviney
2008-4-18
s.n.
Contra Costa
Pacheco, Waterbird Way and Hwy 680
Comment
CDA4843
Euphorbia oblongata
T. C. Fuller
1961-7-6
6585
Contra Costa
Carquinez Strait; Alhambra Valley, Highway 4, 0.5 mile west of Glen Frazier Station, ca. 4 miles west of Martinez.
0
Comment
OBI5339
Euphorbia oblongata
T. C. Fuller
1961-7-6
6585
Contra Costa
On bench above crk, Alhambra Valley, hwy 4, 0.5 mi W of Glen Frazier Station, ca 4 mi W of Martinez
Comment
CHSC75081
Euphorbia peplus
Roger Thom
1987-5-24
15
Contra Costa
1510 Carmel Dr. Walnut Creek. Rose garden.
30
Comment
CDA34210
Euphorbia spathulata
D. G. Kelch
2011-5-28
11 .538
Contra Costa
Carquinez Strait Region.; W of Martinez. N of end of Hillside Pl.
Comment
UC1818921
Euphorbia spathulata
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14222
Contra Costa
Mt. Diablo southeast of Walnut Creek, north-facing slope north of Curry Point, grassy semishade at edge of oak woodland.
518
Comment
UC692696
Euphorbia spathulata
Mary L. Bowerman
1931-5-2
792
Contra Costa
n end Eagle Point ridge; Mount Diablo
Comment
UC1999853
Eurybia radulina
J. C. Semple, B. A. Suripto, T. Ahmed
1990-8-16
9340
Contra Costa
Charles Tilden Reg. Park; Vollmer Peak.
Comment
CDA33068
Euthamia occidentalis
D. G. Kelch
2010-10-5
10 .42
Contra Costa
The Delta; Just east of Antioch bridge.
Comment
CDA5288
Euthamia occidentalis
D. G. Kelch
2004-9-2
4 .333
Contra Costa
Carquinez Strait Region; Pacheco Marsh. Marsh east of Martinez and I-680 and east of lone tree Marsh.
Comment
CDA5289
Euthamia occidentalis
D. G. Kelch
2004-7-9
4 .309
Contra Costa
Carquinez Strait Region; Pacheco Marsh. Pacheco Hill Marsh west of Pacheco Slough.
Comment
JEPS102889
Euthamia occidentalis
Barbara Ertter
1998-11-15
16461
Contra Costa
Mount Olympia, N face,below Zippe Trail, above quasrried pond Mount Diablo
640
Comment
UC2028487
Festuca arundinacea
Barbara Ertter
1998-5-3
16047
Contra Costa
Pine Canyon/Stage Road upstream from Dusty Road junction, southwest flank of Mount Diablo
Comment
UC2028473
Festuca idahoensis
Barbara Ertter with Richard K. Brummitt
1998-5-6
16099
Contra Costa
Western Drive on Point San Pablo/Point Molate west of Richmond, base of roadcut south of Naval Fuel Depot
Comment
UC2028484
Festuca microstachys
Barbara Ertter
1998-5-3
16041
Contra Costa
Dusty Road at north end of Wall Point Ridge, southwest flank of Mount Diablo
Comment
UC2028533
Festuca microstachys
Barbara Ertter with Tony Morosco
1998-4-12
15989
Contra Costa
Base of Mount Olympia on north side of Mount Diablo.
Comment
CAS-BOT-BC278926
Festuca rubra
Annetta Carter
1936-4-19
1111
Contra Costa
Red Rock, San Francisco Bay
Comment
POM203448
Forestiera pubescens
J. T. Howell
1933-3-29
10905
Contra Costa
Canyon below Nortonville
Comment
UC2027937
Forestiera pubescens
Barbara Ertter with John Ginochio and Mary Bowerman
2001-5-8
17629
Contra Costa
Northwest flank of Mount Diablo, tributary of Galindo Creek on south side of knoll SW of Mount Zion.
Comment
CAS-BOT-BC52534
Frangula californica subsp. californica
Mary L. Bowerman
1930-8-31
451 a
Contra Costa
Inner Black Hills, Sloan Road east of the Sloan place
Comment
CAS-BOT-BC62922
Frangula californica subsp. tomentella
Alice Eastwood
1915-5-30
4449
Contra Costa
Mt. Diablo.
Comment
CAS-BOT-BC62923
Frangula californica subsp. tomentella
L. R. Abrams
1916-6-30
5706
Contra Costa
Mt. Diablo near Lake.
Comment
CAS-BOT-BC223860
Frankenia salina
L. R. Abrams
1916-7-1
5730
Contra Costa
Near Martinez
Comment
CAS-BOT-BC223859
Frankenia salina
John Thomas Howell; Gordon H. True
1972-6-29
48919
Contra Costa
On Byron Hot Springs Road southeast of Byron, Contra Costa
Comment
UC2028959
Frankenia salina
Barbara Ertter
2002-8-24
18022
Contra Costa
Dunn Creek south of Mount Diablo Mine property on NE base of Mount Diablo.
Comment
CAS-BOT-BC223391
Fraxinus dipetala
Mary L. Bowerman
1935-6-1
3104
Contra Costa
Mount Diablo. First small ridge east of Mitchell-Pine divide
975
Comment
POM300728
Fraxinus dipetala
Mary L. Bowerman
1930-6-22
363
Contra Costa
Mount Diablo: Mitchell Canyon
Comment
JEPS16561
Fremontodendron californicum
G. G. Hahn
Nov. 1914
Contra Costa
1/4 mile E. of Redwood Peak
Comment
JEPS112503
Fritillaria affinis
A. G. Murdock
2004-4-30
262
Contra Costa
Vaca Canyon
165
Comment
UC692002
Fritillaria affinis
Mary L. Bowerman
1931-3-8
561
Contra Costa
Mount Diablo, near mouth of Mitchell Canyon Mitchell Canyon; Mount Diablo, Mitchell Canyon
Comment
JEPS2598
Fritillaria agrestis
J. Burtt Davy
1895-4-7
987
Contra Costa
Antioch
Comment
JEPS55706
Fritillaria liliacea
W. Hirano
1954-3-11
Contra Costa
opposite Mira Vista Country Club (at Arlington Avenue); Arlington Avenue
Comment
UC13831
Fritillaria liliacea
J. P. Tracy
1900-3-24
612
Contra Costa
near Point Richmond (San Francisco Bay Region); San Francisco Bay Region
3
Comment
UC1789195
Fumaria capreolata
Barbara Ertter
1999-3-21
16486
Contra Costa
Miller Knox Regional Park near Point Richmond, edge of old excavation into rock (southeast of Richmond Ramblers building).
Comment
UCD121557
Galium andrewsii
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
SEINET11170982
Galium andrewsii
M. S. Baker
1904-6-24
s.n.
Contra Costa
Near Summit of Mt. Diablo, Mitchel Canyon Trail
Comment
OBI70584
Galium aparine
D. G. Kelch
2007-3-24
7 .091
Contra Costa
Ozol; between Port Costa and Martinez near old brick quarry
52
Comment
UC691537
Galium aparine
Mary L. Bowerman
1935-6-1
3101
Contra Costa
gully e Mitchell-Pine Divide; Mount Diablo
975
Comment
JEPS14516
Galium californicum subsp. californicum
L. T. Dempster
1956-6-1
1007
Contra Costa
15 El Toyonal Orinda
Comment
JEPS14346
Galium murale
L. T. Dempster
1956-4-28
1000
Contra Costa
between Village and Crossroads (near creek); Orinda
Comment Read comments Apr 21 2012
UC28223
Galium porrigens
F. P. McLean
March 1875
Contra Costa
Mt. Diablo
Comment
UC691533
Galium porrigens
Mary L. Bowerman
1935-5-16
2982
Contra Costa
flat at end of road Mount Diablo, Russelman Park
381
Comment
JEPS52754
Galium porrigens var. porrigens
Lauramay T. Dempster
1963-5-30
3805
Contra Costa
15 El Toyonal Orinda
Comment
JEPS6608
Galium porrigens var. porrigens
Mary L. Bowerman
1930-6-22
370
Contra Costa
Deer Flat Mount Diablo
Comment
UC1051202
Galvezia speciosa
N. Floy Bracelin
1944-6-6
2717
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley
Comment
UC672198
Gamochaeta ustulata
H. L. Mason
1928-4-12
4302
Contra Costa
Richmond waterfront
Comment
CAS-BOT-BC200634
Garrya elliptica
John Thomas Howell
1925-9-12
1437
Contra Costa
Oakland Hills at head of San Leandro Canyon
Comment
UC1281040
Garrya elliptica
H. E. McMinn
1925-4
Contra Costa
head of San Leandro Creek
Comment
CAS-BOT-BC200624
Garrya elliptica
H. G. Bloomer
1863-2-11
1564
Contra Costa
Hills near Oakland
Comment
UC2029048
Garrya elliptica
Barbara Ertter with Linda Vorobik
2000-1-9
16890
Contra Costa
Las Trampas Regional Wilderness in East Bay Hills west of Danville.
Comment
UC634790
Garrya flavescens
H. L. Mason
1926-3-7
2711
Contra Costa
Mount Diablo
Comment
UC692519
Garrya flavescens
Mary L. Bowerman
1931-4-25
779
Contra Costa
Meridian Peak summit; Mount Diablo
Comment
CAS-BOT-BC169947
Garrya fremontii
Mary L. Bowerman
1930-6-7
s.n.
Contra Costa
Meridian Peak Summit
Comment
CAS-BOT-BC169948
Garrya fremontii
Lewis S. Rose
1954-6-29
54084
Contra Costa
Mt. Diablo, summit
1170
Comment
UCD66597
Gastridium phleoides
M. Wiesendanger
1926-5-1
1523
Contra Costa
Near Richmond.
Comment
JEPS112350
Genista monspessulana
Dean G. Kelch and Andrew G. Murdock
2004-4-11
04 .077
Contra Costa
Crockett - Crolona Heights, County: Contra Costa; Crockett: W base of Crolona heights.
Comment
HSC8643
Geranium carolinianum
Greg Bos
1963-3-9
31
Contra Costa
Point Isabel, Richmond
3
Comment
CHSC24900
Geranium dissectum
T. S. Byler
1976-4-17
14
Contra Costa
Ca 200 yds n of Lafayette Reservoir, ca 50 yds e of entrance road.
152
Comment
UC571135
Geranium dissectum
A. E. Borell
1928-3-31
78
Contra Costa
Richmond
Comment
RSA67217
Gilia achilleifolia
Verne Grant, Alva Grant
1948-5-2
8424
Contra Costa
in Bear Creek Canyon, 0.5 miles north of summit and ca. 3.8 miles from Orinda-San Pablo road.
Comment
UC106854
Gilia achilleifolia subsp. achilleifolia
C. F. Baker
1903-4-28
2951
Contra Costa
Mt. Diablo, Mitchell Canyon
Comment
UC796580
Gilia achilleifolia subsp. achilleifolia
Reed C. Rollins
1946-3-25
3045
Contra Costa
w slope of Mount Diablo Mount Diablo
Comment
UC880124
Gilia achilleifolia subsp. multicaulis
Lewis S. Rose
1941-5-15
41231
Contra Costa
w slope Mount Diablo; w slope Mount Diablo
396
Comment
UC963984
Gilia achilleifolia subsp. multicaulis
R. F. Hoover
1941-4-11
4831
Contra Costa
Marsh Creek Canyon
Comment
UC691629
Gilia capitata subsp. capitata
Mary L. Bowerman
1933-6-7
2263
Contra Costa
North Peak Ridge , North Peak Ridge (Mount Diablo)
Comment
UC402614
Gilia capitata subsp. staminea
C. L. Swenson
April, 1930
Contra Costa
Antioch
Comment
UC517980
Gilia capitata subsp. staminea
Lewis S. Rose
1933-4-17
33090
Contra Costa
Antioch
Comment
UC913387
Gilia capitata subsp. staminea
G. Thomas Robbins
1940-5-19
323
Contra Costa
hills e Antioch (bordering San Joaquin River); , e of Antioch
Comment
JEPS85758
Gilia clivorum
Roy E. Buck
1989-3-11
1102
Contra Costa
9 air km se Walnut Creek (ca 2.0 air km w of Moses Rock Spring, sw-facing slope on n side of North Gate Rd, 0.3 road mi se of park boundary); Mt. Diablo State Park
207
Comment
UC691678
Gilia clivorum
Mary L. Bowerman
1935-4-22
2894
Contra Costa
ridge w Pioneer Road (w of Stage Road) (Mount Diablo); Mount Diablo
822
Comment
UC963965
Gilia clivorum
R. F. Hoover
1938-3-25
2895
Contra Costa
Markley Canyon
Comment
RSA63910
Gilia clivorum
Verne Grant, Alva Grant
1948-5-21
8536
Contra Costa
Game reserve on east slope of Grizzly Peak.
Comment
SEINET10972175
Githopsis diffusa subsp. robusta
Alice Eastwood
1915-5-30
Eastwood s.n.
Contra Costa
Comment
JEPS64809
Glycyrrhiza lepidota
W. L. Jepson
May 23 1891-May 24 1891
13599
Contra Costa
Mt. Diablo
Comment
UC692667
Glycyrrhiza lepidota
Mary L. Bowerman
1931-5-13
842
Contra Costa
canyon floor 1 mi above sulphur spring; Mount Diablo, Pine Canyon
Comment
CDA35615
Gnaphalium californicum
I. Godwyn
2011-5-12
PDR# 1649778
Contra Costa
Richmond; Wildcat Canyon Regional Park, near McBryde Ave.
0
Comment
RSA721738
Gnaphalium canescens subsp. beneolens
Barbara Ertter, Kristin Ertter
1995-7-11
14469
Contra Costa
Pine Creek on west side of Mt. Diablo southwest of Walnut Creek; Diablo Foothills Regional Park
Comment
CDA6041
Gnaphalium luteoalbum
D. G. Kelch, A. G. Murdock
2005-5-1
5 .185
Contra Costa
Carquinez Strait; Crockett; Edwards Canyon.
Comment
JEPS99527
Gnaphalium palustre
Mary L. Bowerman
1975-9-14
Contra Costa
Mount Diablo, in mud of rivulent leading into Sheepherder's Pond from the spring.
Comment
UCR247431
Gnaphalium stramineum
Dean Kelch, Abigail Moore
2009-5-30
09 .317
Contra Costa
Carquinez Strait, west of 5th St Prairie, Crockett
75
Comment
CAS-BOT-BC305225
Grindelia hirsutula
Evelina Cannon
1900-9-17
s.n.
Contra Costa
Giant station
Comment
CAS-BOT-BC305226
Grindelia hirsutula
Lewis S. Rose
1930-7-22
s.n.
Contra Costa
Antioch Bridge
Comment
JEPS111071
Grindelia hirsutula
Lee Echols
2003-6-17
s.n.
Contra Costa
N of Lark Drive in central portion of grassland within UC Berkeley's Richmond Field Station, app. .5 miles from Hwy 580 off Bayview Ave, Richmond.
15
Comment
JEPS111758
Grindelia hirsutula
D. G. Kelch
2005-5-13
05 .243
Contra Costa
Martinez. South of oil refinery along Railroad tracks in fragment of habitat
28
Comment
UC1118559
Grindelia hirsutula
H. S. Yates
1934-9-2
4079
Contra Costa
Wildcat Creek Concord Quad., Wildcat Creek
304
Comment
UC615563
Grindelia hirsutula
Beryl O. Schreiber
1933-10-5
940 A
Contra Costa
Mount Diablo
Comment
UCD150902
Grindelia hirsutula
James A. Neilson Jr.
1972-10-21
3603
Contra Costa
Walnut Creek drainage, near mouth of Walnut Creek. Elevation estimated using Google Earth by label maker.
0
Comment
CAS-BOT-BC305235
Grindelia hirsutula
L. R. Abrams
1917-9-13
6729
Contra Costa
Patterson Pass
Comment
CAS-BOT-BC305236
Grindelia hirsutula
L. R. Abrams
1917-9-13
6727
Contra Costa
Patterson Pass - east side
Comment
CAS-BOT-BC305242
Grindelia hirsutula
John Thomas Howell
1929-9-21
4387
Contra Costa
4 miles west of Clayton
Comment
SEINET201967
Grindelia hirsutula var. hirsutula
G. T. Robbins
1959-4-25
4003
Contra Costa
Potero Hills above shore of San Francisco Bay S of Castro Pt. and just N of Richmond-San Rafeal Bridge Richmond
Comment
UC1292655
Guillenia flavescens
A. R. Kruckeberg
1949-4-16
1735
Contra Costa
2 mi inside old North Entrance (not tollgate); Mount Diablo State Park
Comment
UC691137
Guillenia flavescens
Mary L. Bowerman
1935-4-17
2842
Contra Costa
2 mi from West road (=North Rd.) entrance (ridge w of chaparral, immediately e of section line); Mount Diablo
304
Comment
JEPS68953
Guillenia lasiophylla
Edward Lee
1935-3-10
1283
Contra Costa
Donovan Road, w watershed of Kirker Creek Kirker Pass, Kirker Creek
Comment
CAS-BOT-BC304582
Gutierrezia californica
James McMurphy
1908-10-18
s.n.
Contra Costa
Antioch
Comment
JEPS40433
Gutierrezia californica
William Turner
1965-10-13
Contra Costa
in the sand hills Antioch (along the San Joaquin River); San Joaquin River, Antioch
Comment
RSA299550
Gutierrezia californica
Edward Lee, Annetta Carter
1935-8-17
1622
Contra Costa
Antioch
Comment
SJSU14141
Gutierrezia californica
D. B. Gschwend
1975-10-18
Contra Costa
3 mi up Nortonville Rd from Kirker Pass Rd, S of Pittsbutg
487
Comment Read comments Aug 17 2011
UC1051002
Hebe buxifolia
N. Floy Bracelin
1943-7-19
2549
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley
Comment
RSA721367
Hedera helix
Barbara Ertter
1994-10-23
13915
Contra Costa
Southwest El Cerrito, north edge Breuner s parking lot, northwest Albany Hill.
Comment
UC552471
Helenium bigelovii
C. L. Swenson
1936-7-9
Contra Costa
river sloughs near Antioch; San Joaquin River
Comment
JEPS111680
Helenium puberulum
D. G. Kelch
2003-8-13
03 .134
Contra Costa
Pinole Creek
68
Comment
UC1192223
Helenium puberulum
Malcolm A. Nobs and S. Galen Smith
1949-7-8
949
Contra Costa
4 mi n of Kingston (Otto's Black Bass Resort); Otto's Black Bass Resort
Comment
CAS-BOT-BC305321
Helianthella castanea
Alice Eastwood
1921-6-11
10604
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC305323
Helianthella castanea
D. E. Breedlove
1970-4-18
17440
Contra Costa
At the north edge of Lafayette above Laurel Drive
243
Comment
CAS-BOT-BC305331
Helianthella castanea
H. M. Hall
1916-5-31
10137
Contra Costa
Mt. Diablo, north slope of summit
1158
Comment
JEPS86722
Helianthella castanea
James A. Martin
1991-5-21
Contra Costa
800 ft se Castro Ranch (ca 1 mi n of nw end of San Pablo Dam)
182
Comment
JEPS96539
Helianthella castanea
Dean W. Taylor
1993-5-2
13419
Contra Costa
hillside above Selby Siding, ca. 1 mile W of Carquinez Bridge, near BM 378
106
Comment
POM203709
Helianthella castanea
J. T. Howell
1931-5-12
6475
Contra Costa
Nortonville
Comment
UC1819054
Helianthella castanea
Barbara Ertter, Chris Thayer
1995-4-25
13995
Contra Costa
Southeast side of Mt. Diablo northeast of Danville; Black Hawk Ridge Rd. on north side Black Hawk Ridge.
Comment
UC2013032
Helianthella castanea
Barbara Ertter with Travis Columbus
1990-6-10
9107
Contra Costa
NE corner of Briones Regional Park, Briones Hills W of Pleasant Hill; E-facing steep hillside above junction of Spengler and Blue Oaks trails.
Comment
CDA31041
Helianthemum scoparium
D. G. Kelch, Troy McGregor; Ed Biffin
2010-6-1
10 .229
Contra Costa
Mt. Diablo. Knobcone Point Rd.
Comment
UC2028316
Helianthemum scoparium
Barbara Ertter, Susan D'Alcamo
1998-6-12
16161
Contra Costa
Summit Road to top of Mount Diablo.
Comment
UC691733
Helianthus annuus
Mary L. Bowerman
1936-9-17
3547
Contra Costa
road to substation nw of Mount Zion (roadside, w side, between substation and Marsh Creek Road); Mount Diablo
Comment
CAS-BOT-BC305374
Helianthus annuus
Walter Knight
1965-9-7
1163
Contra Costa
Antioch sand dunes
Comment
CDA6202
Helianthus californicus
D. G. Kelch
1996-10-17
s.n.
Contra Costa
Carquinez Strait; Pt Edith Marsh
Comment
UC2070513
Helianthus californicus
Barbara Ertter
2002-8-24
18034
Contra Costa
Lower Perkins Canyon on NE base of Mount Diablo.
Comment
UC691497
Helminthotheca echioides
Mary L. Bowerman
1936-8-8
3524
Contra Costa
w fork Diablo Stock Farm Canyon (= Emmons Cayon, Wattis Ranch); Mount Diablo, Diablo Stock Farm (Wattis Ranch) Canyon, w for
Comment
CAS-BOT-BC305872
Helminthotheca echioides
R. E. Frenkel
1964-2-22
365
Contra Costa
On Giant Road, 0.4 mile north of ATSF RR crossing, Richmond
15
Comment
UC691806
Helminthotheca echioides
Mary L. Bowerman
1932-11-19
1660
Contra Costa
on bank of grey material excavated from tunnel to Club Spring No. 4 (Mountain Springs Canyon); Mount Diablo, , Mountain Springs Canyon
Comment
CDA37817
Hemizonia congesta
Godwyn
2012-6-22
PDR# 1641308
Contra Costa
Pleasanton; 7300 Camino Tassajara.
0
Comment
UC201234
Hemizonia congesta subsp. lutescens
H. M. Hall
1914-8-23
9860
Contra Costa
2 km nw of town Road to Giant; San Pablo
9
Comment
UC201236
Hemizonia congesta subsp. luzulifolia
H. M. Hall
1914-8-23
9858
Contra Costa
Richmond Region of San Francisco Bay, Richmond
Comment
CAS-BOT-BC314855
Hemizonia congesta subsp. luzulifolia
Mary L. Bowerman
1931-10-13
1061
Contra Costa
Sycamore Valley west of Sycamore Creek, Mount Diablo
Comment
CAS-BOT-BC314856
Hemizonia congesta subsp. luzulifolia
R. Bacigalupi
1922-9-24
s.n.
Contra Costa
Along road between Concord and Clayton
Comment
CDA33546
Hemizonia fitchii
Fisher, Deviney
2010-6-2
PDR# 1645252
Contra Costa
Byron; Armstrong Road Extension 1/3 mile southeast of Vasco Rd.
Comment
RSA94182
Hemizonia luzulifolia
F. W. Peirson
1925-11-15
6473
Contra Costa
Below Arlington.
Comment
SEINET7883353
Hemizonia obconica
L. S. Rose
1941-1
41466
Contra Costa
6 mi W of Byron, on Marsh Creek Rd
Comment
POM215122
Hemizonia parryi subsp. congdonii
D. D. Keck
1933-11-2
2610
Contra Costa
San Ramon, Crow Creek Canyon road, 0.5 miles from turnoff
Comment
CDA15242
Hemizonia pungens
G. F. Hrusa, D. Crowe
1998-5-8
14373
Contra Costa
Sacramento Delta; Dow Chemical property at Pittsburg adjacent to shore of San Joaquin River.
Comment
RSA424742
Hemizonia pungens subsp. pungens
Aaron Liston
1987-4-27
670 -4
Contra Costa
3 miles S of Byron.
Comment
JEPS75523
Heracleum lanatum
P. F. Yorks
1974-5-19
160 B
Contra Costa
n. Briones Reservoir (ca. 1.7 km. s. of Bear Creek Rd. on Hampton Rd. in Hampton Road Natural Reserve); Hampton Road Natural Reserve
180
Comment
UCD127538
Heracleum maximum
R. Tofsrud
1948-1
s.n.
Contra Costa
Exact location unknonw.
Comment
JEPS33797
Hesperevax sparsiflora
W. L. Jepson
1923-4-22
9864
Contra Costa
Mt. Diablo
Comment
UC88275
Hesperevax sparsiflora var. sparsiflora
M. K. Curran
May 1886
Contra Costa
Antioch
Comment
UC692061
Hesperocnide tenella
Mary L. Bowerman
1931-4-18
717
Contra Costa
Sycamore Canyon Mount Diablo; , Sycamore Canyon
Comment
CAS-BOT-BC403790
Hesperocnide tenella
Peter Rubtzoff
1980-6-2
9451
Contra Costa
U.C. Russell Evergreen Tree Farm (on Happy Valley Road ca. 3.5 miles northwest of Mt. Diablo Blvd in Lafayette and ca. 0.5 mile southeast of Bear Creek Road junction
Comment
RSA102173
Hesperolinon breweri
M. K. C.
1885-06
s.n.
Contra Costa
Antioch
Comment
RSA135385
Hesperolinon breweri
Volney Rattan
1886-06
s.n.
Contra Costa
Mount Diablo
Comment
UC692694
Hesperolinon breweri
Mary L. Bowerman
1935-6-15
3137
Contra Costa
Eagle Point Ridge w 2632; Mount Diablo
762
Comment
UC2028268
Hesperolinon californicum
Barbara Ertter
1999-6-12
16709
Contra Costa
Black Hawk Ridge Road between Knobcone Point Road and NE fork of Sycamore Creek, South side of Mount Diablo.
Comment
UC692665
Hesperolinon californicum
Mary L. Bowerman
1933-6-14
2279
Contra Costa
Inner Black Hills w 1970; Mount Diablo
Comment
UC187375
Hesperomecon linearis
C. F. Baker
1903-4-25
2802
Contra Costa
Antioch
Comment
CAS-BOT-BC422504
Hesperomecon linearis
W. R. Ernst
1958-3-26
214
Contra Costa
Between Antioch and the Antioch bridge.
Comment
SEINET10972529
Heterocodon rariflorum
Hall
Hall 2205
Contra Costa
SAN JACINTO MTNS 5300
Comment
UC2028265
Heterocodon rariflorum
Barbara Ertter
1999-6-12
16715
Contra Costa
West Branch Alamo Creek on south flank of Mount Diablo, along unofficial path running from north spur of Black Hawk Ridge Road to south spur off of Knob Cone Point Road (near powerline).
Comment
CDA25927
Heteromeles arbutifolia
D. G. Kelch, A. G. Murdock
2003-2-7
3 .038
Contra Costa
Carquinez Strait Region; Franklin Canyon.
Comment
JEPS112075
Heteromeles arbutifolia
D. G. Kelch
2003-2-7
03 .38
Contra Costa
Franklin Canyon
115
Comment
CAS-BOT-BC310281
Heterotheca grandiflora
Walter Knight; Joanne Dean
1978-8-14
3113
Contra Costa
Browns Island
Comment
CAS-BOT-BC310283
Heterotheca grandiflora
Peter Rubtzoff
1954-9-14
1752
Contra Costa
Along lower San Joaquin River, east of Antioch
Comment
JEPS20381
Heterotheca grandiflora
Joseph P. Tracy
1932-9-10
10783
Contra Costa
e of Pinole (on Franklin Canyon Road); Rodeo Creek
91
Comment
UC723790
Heterotheca grandiflora
Joseph Andorfer Ewan
1935-3-10
9152
Contra Costa
esp. on bluffs overlooking Sacramento River at Antioch Sacramento River
Comment
CAS-BOT-BC318824
Heterotheca grandiflora
A. j. Soares
1925-11-1
s.n.
Contra Costa
Hayward
Comment
UC2027745
Heterotheca grandiflora
Barbara Ertter
1997-1-5
15435
Contra Costa
Ygnacio Valley Road crossing Lime Ridge on northwest side of Mount Diablo.
Comment
UC615565
Heterotheca sessiliflora subsp. echioides
Beryl O. Schreiber
1933-10-5
940
Contra Costa
Mount Diablo
Comment
UC691817
Heterotheca sessiliflora subsp. echioides
Mary L. Bowerman
1930-12-2
501
Contra Costa
near base Mount Zion; Mount Diablo
Comment
UC692352
Heuchera micrantha var. erubescens
Mary L. Bowerman
1933-6-14
2283
Contra Costa
inner Black Hills (second gully w of n spur); Mount Diablo, Black Hills
Comment
CAS-BOT-BC424187
Heuchera micrantha var. hartwegii
Alice Eastwood
1923-5-4
11706
Contra Costa
Mt Diablo
Comment
UCD84891
Holcus mollis
David L. Hanson
1978-3-7
s.n.
Contra Costa
Contra Costa County.
Comment
CAS-BOT-BC325840
Holocarpha heermannii
A. D. E. Elmer
1903-7-1
4613
Contra Costa
Mount Diablo
Comment
CDA23596
Holocarpha heermannii
D. G. Kelch
2007-10-6
7 .63
Contra Costa
Carquinez Strait; Fernandez Ranch. Muir Land Trust Property 4.5 km W of Rodeo.
Comment
CDA7976
Holocarpha heermannii
D. G. Kelch, A. G. Murdock
2003-8-13
3 .129
Contra Costa
Carquinez Strait Region; Pig Sale
Comment
CDA7977
Holocarpha heermannii
D. G. Kelch, A. G. Murdock
2004-9-2
4 .329
Contra Costa
Carquinez Strait Region; McEwen Road from Port of Costa - I-4 near summit of road.
Comment
JEPS100138
Holocarpha heermannii
A. Langston
2003-7-28
AL 80
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
CAS-BOT-BC316050
Holocarpha heermannii
Lewis S. Rose
1933-10-22
33387
Contra Costa
Wildcat Canyon
Comment
CAS-BOT-BC325847
Holocarpha heermannii
Walter Knight; Harry Reeves
1979-8-25
3403
Contra Costa
Contra Loma Regonal Park near Antioch
22
Comment
CAS-BOT-BC325848
Holocarpha heermannii
L. S. Rose
1941-10-13
41465
Contra Costa
1 mile east of Walnut Creek
50
Comment
POM360677
Holocarpha heermannii
Hattie Beuton
1917-09
3287
Contra Costa
Mt. Diablo.
Comment
RSA721867
Holocarpha heermannii
Barbara Ertter, Brad Olson, Dianne Lake, Seth Adams
1994-9-11
13096
Contra Costa
Chaparral Springs addition to Mt. Diablo State Park, north side of Marsh Creek Road at high point southeast of Clayton.
Comment
UC2012943
Holocarpha heermannii
Barbara Ertter with Lynne Hosley
1992-8-29
11262
Contra Costa
Morgan Territory Regional Preserve east of Mount Diablo.
Comment
UC204053
Holocarpha heermannii
A. D. E. Elmer
Jul 1903
4613
Contra Costa
Comment
SJSU7097
Holocarpha macradenia
D. J. Powers
1974-10-6
1001 A
Contra Costa
100-300' E of Interstate Hwy 80 & 100-300 yards S of Appian Way, Pinole
Comment
UCD133201
Holocarpha macradenia
Walter Knight; Irja Knight
1978-8-8
3101
Contra Costa
southeast corner of Interstate 80 and Appian Way, 1 mile north of El Sobrante.
Comment
CAS-BOT-BC320247
Holocarpha obconica
John Thomas Howell
1930-9-28
5500
Contra Costa
6.3 miles from Byron on Marsh Creek Road
Comment
UC913078
Holocarpha obconica
David D. Keck and J. Clausen
1933-10-27
2566
Contra Costa
Vasco Road at junction with Byron Road
Comment
UC913100
Holocarpha obconica
David D. Keck
1933-11-2
2621
Contra Costa
1/2 mi s road to Brentwood; Deer Valley
Comment
SEINET10859135
Holocarpha obconica subsp. autumnalis
David D. Keck, Jens C. Clausen
1933-10-27
Keck 2567
Contra Costa
1.6 miles W. of Byron, 1.4 mi. from junction with Vasco Road. A pure stand on hillside that bore grain 2 years ago.
Comment
CAS-BOT-BC320324
Holocarpha virgata
L. S. Rose
1941-10-16
41467
Contra Costa
2 miles west of Byron
33
Comment
CAS-BOT-BC320329
Holocarpha virgata
John Thomas Howell
1930-9-28
5502
Contra Costa
5.4 miles from Byron, on Marsh Creek Road
Comment
CAS-BOT-BC324611
Holocarpha virgata
David D. Keck
1933-11-2
2620
Contra Costa
Horse Valley between Lone Tree Way adn Marsh Creek Road, 6 miles from Antioch
Comment
CAS-BOT-BC324613
Holocarpha virgata
David D. Keck
1933-11-2
2624
Contra Costa
5 miles east of Clayton on Marsh Creek Road just opposite Mt. Diablo
Comment
UC532119
Holocarpha virgata subsp. virgata
David D. Keck
1933-10-27
2568
Contra Costa
1.6 mi w Byron (1.4 mi from junction with Vasco Road)
Comment
POM299471
Holocarpha virgata subsp. virgata
L. S. Rose
1941-10-16
41467
Contra Costa
2 miles W of Byron.
33
Comment
POM360683
Holocarpha virgata subsp. virgata
L. S. Rose
1932-10-2
32654
Contra Costa
Marsh Creek Road.
Comment
UC2029132
Holocarpha virgata subsp. virgata
Barbara Ertter with David Gowen and Mike Park
2004-6-13
18372
Contra Costa
Black Diamond Mines Regional Preserve, forks of Old Homestead Loop Trail.
Comment
CAS-BOT-BC152593
Holodiscus discolor var. discolor
Alice Eastwood
1915-6-21
4733
Contra Costa
San Leandro
Comment
CDA29576
Hordeum brachyantherum
D. G. Kelch, Troy MacGregor
2009-5-1
9 .288
Contra Costa
Carquinez Strait; Fernandez Ranch in valley bottom along Christie Rd.
Comment
CHSC114266
Hordeum brachyantherum
D. G. Kelch; Troy MacGregor
2009-5-10
09 .288
Contra Costa
Carquinez Strait: Fernandez Ranch in valley bottom along Christie Rd.
76
Comment
UC691185
Hordeum brachyantherum subsp. brachyantherum
Mary L. Bowerman
1935-5-16
3002
Contra Costa
Russelman Park Road at Gregory Ranch junction (Mount Diablo); Mount Diablo
289
Comment
CDA32929
Hordeum marinum subsp. gussoneanum
D. G. Kelch
2009-5-24
9 .301
Contra Costa
Carquinez Strait; S of Ozol, W/SW of Martinez.
Comment
CDA37284
Hordeum marinum subsp. gussoneanum
D. G. Kelch
2011-3-31
11 .07
Contra Costa
Carquinez Strait Region; Richmond, near Point Pinole Regional Park.
Comment
UCD85808
Hordeum marinum subsp. gussoneanum
Brandegee
1916-5-9
s.n.
Contra Costa
Byron Springs.
Comment
UCD85869
Hordeum marinum subsp. gussoneanum
P. B. Kennedy
1916-5-11
s.n.
Contra Costa
Richmond District, Grand View Terrace.
Comment
CAS-BOT-BC289562
Hordeum marinum subsp. gussoneanum
Mary L. Bowerman
1931-5-13
846
Contra Costa
Pine Canyon floor slightly more than a mile above the sulphur spring, Mount Diablo
Comment
JEPS100007
Hordeum murinum
G. Smick
2003-3-27
GAS 93
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
SEINET10595762
Hordeum murinum
Ball
1975-3-2
BALL 456
Contra Costa
In area #4. On beach ca. 30 yds. S of dam on E side of lake. Accompanying species include Bromus rigidus, etc. Soil sandy clay.
32
Comment
UC691183
Hordeum murinum subsp. glaucum
Mary L. Bowerman
1933-5-25
2188
Contra Costa
w end s face Oyster Ridge (Mount Diablo); , w end s face Oyster Ridge
396
Comment
UC606740
Hordeum murinum subsp. leporinum
Edward Lee
1936-4-19
1962
Contra Costa
ne corner island (Red Rock, San Francisco Bay); San Francisco Bay, Red Rock, ne corner island
Comment
UC691195
Hordeum murinum subsp. leporinum
Mary L. Bowerman
1931-4-4
645
Contra Costa
West Road about one mi from entrance Mount Diablo (= North Road)
Comment
UC14231
Horkelia californica subsp. dissita
N. K. Chestnut
Contra Costa
Mt. Diablo
Comment
SEINET11263166
Horkelia californica subsp. dissita
Barbara Ertter, Chris Thayer
1996-10-25
15385
Contra Costa
West side of Mount Diablo, North Gate Road 1.0 roadmiles NW of Junction, spring near road.; 0
579
Comment
UC723810
Horkelia californica subsp. frondosa
Joseph Andorfer Ewan
1934-5-20
8926
Contra Costa
n. side Mt. Diablo Mt. Diablo; , Russelmann Park
Comment
CHSC116616
Hypochaeris glabra
Lowell Ahart; Josephine Guardino
2016-4-19
20765
Contra Costa
Undesignated section of Canada de Los Vaqueros Land Grant. Along the east edge of the gravel road, 1.8 miles (air) northwest of Los Vaqueros Reservoir Marina, 2.1 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles southwest of Stockton.
160
Comment
UC691776
Hypochaeris glabra
Mary L. Bowerman
1933-5-25
2184
Contra Costa
411
Comment
CDA7491
Hypochaeris radicata
Goodwin, M. K. Bellue
1932-5-6
Contra Costa
0
Comment
CAS-BOT-BC133497
Iris
Walter Knight; Joanne Dean
1978-8-14
3152
Contra Costa
Browns Island
Comment
CAS-BOT-BC133498
Iris
Walter Knight; Joanne Dean
1978-8-14
3152
Contra Costa
Browns Island
Comment
JEPS77005
Iris douglasiana
Robert M. Lloyd
1963-3-17
2134
Contra Costa
0.5 mi e intersection of Grizzly Peak Road and Skyline Drive (on Skyline (across from 7090 Skyline), Huckleberry trail)
Comment
UC2028408
Iris pseudacorus
Barbara Ertter with Richard K. Brummitt
1998-5-16
16096
Contra Costa
Antioch Marina, edge of brackish marsh
Comment
UC1616163
Isoetes howellii
Terry O'Brien
1997-3-19
3108 A
Contra Costa
Vasco Caves, approx. 1 mi W of North Vasco Road and 1 mi N of Alameda-Contra Costa county line; access from North Vasco Road ca. 3 mi N of county line
152
Comment
UC613042
Jaumea carnosa
C. W. Sharsmith
1933-9-15
476
Contra Costa
saline marshlands near Carquinez Straits; San Pablo Bay
Comment
JEPS21838
Juglans californica var. hindsii
Bryce G. Decker
1958-5-17
88
Contra Costa
bank of slough 1 mi s Four Corners (se of Concord); former course of Walnut Creek
Comment
CAS-BOT-BC102304
Juglans hindsii
Lewis S. Rose
1936-4-24
36140
Contra Costa
Marsh Creek, 5 mi. E. of Clayton
60
Comment
CHSC97914
Juncus balticus
D. G. Kelch
2006-6-14
06 .334
Contra Costa
Between Rte 4 and Carbon Rd. E Rodeo.
24
Comment
UCD141351
Juncus balticus subsp. ater
M. Wiesendanger
1926-5-1
1472
Contra Costa
near Richmond.
Comment
JEPS100049
Juncus bufonius
A. Langston
2003-6-6
AL 39
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
POM300636
Juncus effusus subsp. pacificus
Mary L. Bowerman
1938-6-30
3705
Contra Costa
Plants of Mount Diablo; Indian Ceremonial Spring.
Comment
SEINET3880292
Juncus nevadensis
Kaye H. Thorne, L. Thorne; N. Thorne; J. Chandler
1986-7-27
4979
Contra Costa
Franks Tract, along San Joaquin River delta. Sand Mound Slough. SE portion of Bethel Slough.; 0
610
Comment
UC2028546
Juncus occidentalis
Barbara Ertter
1998-4-4
15950
Contra Costa
Shell Ridge Open Space northwest of Mount Diablo, grasslands along creek south of Indian Valley School.
Comment
UC691915
Juncus patens
Mary L. Bowerman
1933-11-9
2469
Contra Costa
West Sheepherders' Spring Mount Diablo
701
Comment
SEINET6174583
Juncus phaeocephalus
L. Koch
1940-6-5
1004 b
Contra Costa
Two milees south of San Rafael Ferry Dock
Comment
JEPS102895
Juncus phaeocephalus var. paniculatus
Barbara Ertter
1998-5-3
16061
Contra Costa
below Stage Road SE of Turtle Rock ponds Mount Diablo
304
Comment
JEPS67063
Juncus phaeocephalus var. paniculatus
W. L. Jepson
1918-6-15
7675
Contra Costa
Wild Cat Creek
Comment Read comments Jul 28 2008
UC1818996
Juncus xiphioides
Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers
1996-5-11
14630
Contra Costa
Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation.
91
Comment
CAS-BOT-BC80924
Juniperus californica
John Thomas Howell
1923-11-13
239
Contra Costa
Mt. Diablo
914
Comment
UC521718
Juniperus californica
Joseph Andorfer Ewan
1933-10-15
8038
Contra Costa
sw slope Mt. Diablo
1066
Comment
UC78
Juniperus californica
Edw. L. Greene
1892-6-20
Contra Costa
Mt. Diablo
Comment
POM212437
Juniperus californica
Joseph A. Ewan
1933-10-15
8038
Contra Costa
SW slope of Mt Diablo.
1067
Comment
SEINET10531625
Juniperus californica
Lewis S. Rose
1936-11-22
Rose 36781
Contra Costa
Mt. Diablo. Dry slopes.
760
Comment
CAS-BOT-BC235872
Keckiella corymbosa
Paul F. Covel
1938-7-1
1472
Contra Costa
Summit Mt. Diablo
Comment
UCD19084
Kochia scoparia subsp. scoparia
Clyde Elmore
1983-7-20
s.n.
Contra Costa
Contra Costa County.
Comment
POM300736
Koeleria macrantha
Mary L. Bowerman
1932-4-16
1354
Contra Costa
Eagle Point ridge above Twin Peaks ('1682' point)
Comment
UC1132144
Koeleria macrantha
C. M. Belshaw
1936-5-8
2068
Contra Costa
se slope Mount Diablo; Mount Diablo Quad., se slope of Mt. Diablo
Comment
UC585510
Koeleria macrantha
Virginia E. Long
1933-6-14
223 a
Contra Costa
between Curry Cave trail canyon and W. Fork Mt. Diablo; , btw Curry Cave trail canyon and W. Fork
Comment
CAS-BOT-BC273611
Koeleria pyramidata
Mary L. Bowerman
1933-6-14
2274
Contra Costa
Mount Diablo. Curry-Cave canyon: Ridge between two main forks, at north end of flat at upper end
Comment
CAS-BOT-BC273613
Koeleria pyramidata
Mary L. Bowerman
1933-5-3
1983
Contra Costa
Mount Diablo. Indian Ceremonial Canyon
731
Comment
CAS-BOT-BC499189
Kopsiopsis strobilacea
D. E. Breedlove
1970-1-21
17141
Contra Costa
Canyon above Moraga
Comment
JEPS99525
Lactuca saligna
Mary L. Bowerman
1975-9-14
Contra Costa
Mount Diablo. By hillside near Chase Pond.
Comment
UC691804
Lactuca saligna
Mary L. Bowerman
1932-11-26
1676
Contra Costa
Maple Spring; Mount Diablo
Comment
JEPS100181
Lactuca serriola
A. Langston
2003-8-26
AL 85
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
CAS-BOT-BC340536
Lactuca serriola
Walter Knight
1978-10-4
3315
Contra Costa
Browns Island
Comment
RSA40156
Lactuca virosa
J. T. Howell
1943-8-22
19310
Contra Costa
Near head of San Leandro Creek Canyon.
244
Comment
JEPS111661
Lagophylla ramosissima
A. G. Murdock
2004-5-28
270
Contra Costa
Pinole Peak
205
Comment
UC691493
Lagophylla ramosissima
Mary L. Bowerman
1933-5-4
1992
Contra Costa
Fossil Ridge
Comment
JEPS128773
Lamarckia aurea
Kevin Hintsa
2000-6-5
Contra Costa
3101 Finley Road at SE base of Mount Diablo.
Comment
UCD125108
Lamium amplexicaule
Terri Williamson
1990-4-15
9
Contra Costa
212 Poshard St. Pleasant Hill.
12
Comment
CAS-BOT-BC412725
Lastarriaea coriacea
James McMurphy
1909-5-20
s.n.
Contra Costa
Antioch
Comment
CAS-BOT-BC412726
Lastarriaea coriacea
Alice Eastwood
1921-4-18
10275
Contra Costa
Antioch
Comment
RSA523885
Lasthenia californica
Barbara Ertter, Jim Jokerst, D. Magney
1989-4-5
8119
Contra Costa
West and adjacent to Clifton Court Forebay, 15 air miles SW of Stockton.
0
Comment
JEPS10187
Lasthenia californica subsp. californica
W. L. Jepson
1923-4-22
9874
Contra Costa
open hillsides and slopes Mount Diablo
Comment
UC1728009
Lasthenia conjugens
R. Ornduff
1998-5-10
10186
Contra Costa
pasture on N side of Hwy 4 and e of I-80
Comment
CAS-BOT-BC324481
Lasthenia ferrisiae
Alice Eastwood
1914-3-14
3761
Contra Costa
Byron Springs
Comment
CDA8115
Lasthenia fremontii
D. G. Kelch
1992-3-21
1826 -A
Contra Costa
2.5 mi. SE of Byron; along RR tracks, N of junction of Holey Rd. and Byron Hwy.
0
Comment
JEPS17885
Lasthenia fremontii
Rimo Bacigalupi with G. T. Robbins
1956-3-26
5533
Contra Costa
just s of S. P. R. R. crossing on rd. to Bethany 2.5 mi s of Byron; Head of Italian Slough
6
Comment
JEPS65187
Lasthenia fremontii
L. R. Heckard
1971-4-15
2480
Contra Costa
s Byron (at intersection of Holey Rd)
Comment
UC90074
Lasthenia fremontii
E. L. Greene
1884-4-1
Contra Costa
Byron Springs
Comment
CAS-BOT-BC353327
Lasthenia fremontii
Niall McCarten; V. I. Dains
1986-1-1
107
Contra Costa
In grassland, E of Byron Hot Springs Road.
Comment
CAS-BOT-BC353328
Lasthenia fremontii
Niall McCarten
1986-4-14
5223
Contra Costa
Vernal pools, N end of Byron Hot Springs Road. Cliften Court Quad Sect. 10.
Comment
POM55152
Lasthenia fremontii
C. F. Baker
1903-4-27
2867
Contra Costa
Byron.
Comment
RSA107033
Lasthenia fremontii
L. S. Rose
1956-4-16
56016
Contra Costa
2 miles SE of Byron
8
Comment
RSA523884
Lasthenia fremontii
Barbara Ertter, Jim Jokerst, D. Magney
1989-4-5
8136
Contra Costa
West and adjacent to Clifton Court Forebay, 15 air miles SW of Stockton.
0
Comment
POM52865
Lasthenia glaberrima
A. D. E. Elmer
1903-05
4321
Contra Costa
Walnut Creek
Comment
UCD23266
Lasthenia glabrata
Ramona Robison
2003-4-17
s.n.
Contra Costa
The Pantages property is located in Contra Costa County, north of Highway 4, west of Discovery Bay subdivision and Kellogg Creek, and immediately east of the end of Point of Timber Road. It is on the Woodward Island topographic quad.
Comment
CAS-BOT-BC352771
Lasthenia glabrata subsp. glabrata
John Thomas Howell
1933-5-14
11240
Contra Costa
St. Mary's College
Comment
CAS-BOT-BC352773
Lasthenia glabrata subsp. glabrata
Mary L. Bowerman
1933-4-15
1865
Contra Costa
Canyon S of Arroyo del Cerro, 1400 feet? below spring
Comment
JEPS127673
Lasthenia gracilis
Barbara Ertter with David Gowen and Michael Park
2017-5-2
22806
Contra Costa
West Marsh Creek State Park (former Cowell Ranch) SW of Brentwood, Briones Valley east of Deer Valley Road.
Comment
UC566714
Lasthenia gracilis
H. L. Mason
1929-3-31
5154
Contra Costa
along San Joaquin River; , Antioch
Comment
UC2028062
Lasthenia microglossa
Barbara Ertter, Tony Morosco
1998-4-12
16012
Contra Costa
Mount Olympia on north side of Mount Diablo.
Comment
CAS-BOT-BC366303
Lasthenia minor
Alice Eastwood
1914-3-17
3830
Contra Costa
Byron Springs
Comment
JEPS81844
Lasthenia platycarpha
Rimo Bacigalupi with Paul C. Hutchinson and John Weiler
1959-3-10
6967
Contra Costa
1 mi se Byron (in fields e of Byron road)
6
Comment
UCD106240
Lathyrus jepsonii var. californicus
R. N. Raynor
1939-4-15
s.n.
Contra Costa
Near San Ramon.
Comment
JEPS112342
Lathyrus vestitus var. vestitus
Dean G. Kelch and Andrew G. Murdock
2004-4-25
04 .120
Contra Costa
Martinez - West: Ozol Rock and Scenic Drive; County: contra Costa; Hill Southwest of large cottonwood. West of Martinez at gated end of Scenic Dr.
Comment
JEPS55375
Lathyrus vestitus var. vestitus
W. L. Jepson
1918-6-5
7615
Contra Costa
Donner Canyon Mt. Diablo
701
Comment
UC692314
Lathyrus vestitus var. vestitus
Mary L. Bowerman
1932-4-16
1362
Contra Costa
Eagle Point ridge, n of 1682 point Mount Diablo
Comment
JEPS87986
Lavatera cretica
Barbara Ertter
1991-5-12
9813
Contra Costa
sw corner El Cerrito (Point Isabel Regional Shoreline, on San Francisco Bay); San Francisco Bay, Point Isabel Regional Shoreline
Comment
CAS-BOT-BC323911
Layia chrysanthemoides
C. F. Baker
1903-4-27
2903
Contra Costa
Byron
Comment
UC1543175
Layia chrysanthemoides
Donald G. Nelson
1937-3-30
475
Contra Costa
Railroad tracks, paralleling the highway s Byron (on road to Tracy)
Comment
UC30593
Layia chrysanthemoides
Harley P. Chandler
1901-3-22
879
Contra Costa
Rodeo Canyon San Francisco Bay Region, Rodeo Canyon
Comment
UC2042962
Layia gaillardioides
Barbara Ertter with D. Gowen, J. Ginochio, M. Park, S. Matson, A. Moore, S. D'Alcamo, J. Greenhouse, K. Kersh and J. Gawthrup
2005-5-8
18569
Contra Costa
Ginochio property on west side of Mount Diablo, connector road across serpentine ridge from Olofson Homestead to Government Road.
Comment Read comments Feb 13 2016
UC30632
Layia glandulosa
J. Burtt Davy
1895-4-7
878
Contra Costa
Antioch
Comment
UC761860
Layia glandulosa
R. F. Hoover
1935-3-10
315
Contra Costa
Antioch
Comment
UC202677
Layia glandulosa
unknown
1889-4-15
Contra Costa
Comment
CAS-BOT-BC327246
Layia hieracioides
John Thomas Howell
1940-4-21
15405
Contra Costa
Pine Canyon, Mt. Diablo
Comment
CAS-BOT-BC327245
Layia hieracioides
M. K. Curran
1884-1-1
s.n.
Contra Costa
Plants of Mount Diablo. South of Turtle Rock, pool east of main pond: In belt of Eleocharia palustris.
Comment
CAS-BOT-BC370667
Layia platyglossa
C. F. Baker
1903-5-28
2874
Contra Costa
Antioch
Comment
CAS-BOT-BC370670
Layia platyglossa
Mary L. Bowerman
1935-4-26
2916
Contra Costa
Mount Diablo. Ridge west of Indian Ceremonial Spring.
1005
Comment
OBI48835
Layia platyglossa
Lewis S. Rose
1933-4-17
33093
Contra Costa
Antioch
Comment
UC30667
Layia platyglossa
R. C. Marsh
1900-4-5
Contra Costa
Antioch
Comment
UC518017
Layia platyglossa
Lewis S. Rose
1933-4-17
33093
Contra Costa
Antioch
Comment
UC697152
Layia platyglossa
Mary L. Bowerman
1935-4-26
2918
Contra Costa
summit Mount Diablo
Comment
UC89330
Layia platyglossa
Brandegee
Apr 1889
Contra Costa
Antioch
Comment
CAS-BOT-BC370668
Layia platyglossa
Mary L. Bowerman
1931-4-19
737
Contra Costa
Mount Diablo. Ridge south of Deer Flat.
838
Comment
CAS-BOT-BC377912
Layia platyglossa
J. Clausen
1936-4-18
1174
Contra Costa
Summit Mt. Diablo along S. side of trail to Devil's Pulpit
Comment
UC1795717
Layia platyglossa
Barbara Ertter, Brad Olson, Diane Lake
1996-4-14
14589
Contra Costa
North Peak of Mt. Diablo; open rocky flats.
1097
Comment
CDA31884
Leersia oryzoides
D. G. Kelch
2007-11-13
7 .656
Contra Costa
Carquinez Strait; Old brick factory 1.2 km SE of Port Costa.
Comment
UCD63599
Leersia oryzoides
Malcolm A. Nobs
1948-9-23
681
Contra Costa
Rock Slough, 7 mi. south of Kingston.
Comment
UC2032848
Lemna
Doran, Andrew Scott
2012-3-20
719
Contra Costa
Southern part of Brooks Island, west side of quarry in pool.
Comment
UC2028381
Lemna minor
Barbara Ertter
1998-6-20
16244
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo, Bob Pond at Old Borges Ranch
Comment
UC2027954
Lemna minor
Barbara Ertter with Joanne Kerbavaz
2000-8-20
17504
Contra Costa
Frog Pond on southeast side of Mount Diablo.
Comment
JEPS63250
Lepechinia calycina
W. L. Jepson
1920-8-12
9077
Contra Costa
Mount Diablo, towards summit Mount Diablo
Comment
JEPS78824
Lepechinia calycina
Edward Lee
1936-5-24
2166
Contra Costa
10 mi from Marsh Creek Road (Morgan Territory); Morgan Territory
Comment
RSA83333
Lepechinia calycina
F. W. Peirson
1923-7-1
3832
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC88702
Lepidium acutidens
Alice Eastwood
1914-3-14
3771
Contra Costa
Byron Springs.
Comment
CDA43402
Lepidium acutidens
Michael Pitcairn & Dean Kelch
2015-3-6
s.n.
Contra Costa
South end of the Byron Airport.
Comment
CAS-BOT-BC88703
Lepidium acutidens
John Thomas Howell
1933-3-29
10894
Contra Costa
Nortonville.
Comment
RSA0033849
Lepidium coronopus
Barbara Ertter
1999-7-17
16762
Contra Costa
Wildcat Canyon Regional Park in East Bay Hills, Rifle Range Road.
Comment
CDA24907
Lepidium dictyotum var. acutidens
Jim Jokerst
1989-3-29
3069
Contra Costa
0.25 mile south of Byron Hot Springs, northeast of Livermore.
0
Comment
RSA0029768
Lepidium didymum
Barbara Ertter
1990-5-15
8991
Contra Costa
South El Cerrito, north foot of Albany Hill at end of Yosemite Avenue cul-de-sac.
Comment
UC1607702
Lepidium latifolium
Barbara Ertter
1991-5-12
9810
Contra Costa
sw corner El Cerrito (n of park); San Francisco Bay, Point Isabel Regional Shoreline
Comment
JEPS25391
Lepidium latipes
Rimo Bacigalupi with G. T. Robbins and Francia Chisaki
1959-4-14
7005
Contra Costa
8 mi s Antioch (just off Deer Valley Road); Briones Valley
79
Comment
UC10641
Lepidium latipes
W. H. Brewer
1862-4-24
985
Contra Costa
Camp 68 Martinez
Comment
UC1179007
Lepidium latipes
Francia Chisaki, Rimo C. Bacigalupi, and G. Thomas Robbins
1959-4-14
1320
Contra Costa
8 mi s Antioch (on Deer Valley Road, 0.2 mi s of junction with Briones Valley Road)
Comment
CAS-BOT-BC89892
Lepidium nitidum
Alice Eastwood
1914-3-14
3775
Contra Costa
Byron Springs.
Comment
SD131818
Lepidium nitidum
Barbara Ertter, Jokerst and Magney
1989-4-5
8123
Contra Costa
Alkali sink west and adjacent to Clifton Court Forebay, ca. 15 air miles southwest of Stockton
Comment
UC10671
Lepidium nitidum
J. Burtt Davy
1897-4-17
Contra Costa
Point Isabel
Comment
UC1362354
Lepidium nitidum
Olive Dyer
1936-3-25
214
Contra Costa
e side Wildcat Canyon
Comment
UC1563902
Lepidium nitidum
Barbara Ertter with Jim Jokerst and Dave Magney
1989-4-5
8123
Contra Costa
ca 15 air mi sw Stockton (w and adjacent to Clifton Court Forebay, se Contra Costa Co.); se Contra Costa Co.
Comment
CAS-BOT-BC12551
Lepidium nitidum
R. E. Frenkel
1964-2-5
357
Contra Costa
On Morgan Territory Road, 0.2 mile south of summit.
609
Comment
JEPS53698
Lepidium nitidum
W. L. Jepson
1922-4-16
9601
Contra Costa
San Pablo Valley
Comment
RSA34732
Lepidium nitidum
R. C. Rollins
1946-3-25
3044
Contra Costa
Western slope of Mount Diablo.
Comment
UC10608
Lepidium oxycarpum
J. Burtt Davy
1898-4-8
4263
Contra Costa
Danville
Comment
CDA29774
Lepidium strictum
D. G. Kelch, A. G. Murdock
2003-3-21
3 .044
Contra Costa
Carquinez Strait Region; Martinez; West: Ozol Rock and Scenic Drive.
Comment
JEPS99536
Lepidium strictum
Mary L. Bowerman
1995-5-28
Contra Costa
Mount Diablo, fire road from Macedo Ranch to Wall Pt. Ridge.
Comment
UCD32383
Leptosiphon ciliatus
Beecher Crampton
1950-4-22
527
Contra Costa
Contra Costa County, above Judsonville, south of the old Empire Mine around top and slopes of hills.
182
Comment
CAS-BOT-BC324111
Lessingia glandulifera var. glandulifera
T. S. Brandegee
1883-1-1
s.n.
Contra Costa
Antioch
Comment
CAS-BOT-BC324113
Lessingia glandulifera var. glandulifera
James McMurphy
1908-10-18
s.n.
Contra Costa
Antioch
Comment
UC2029023
Leucanthemum vulgare
Barbara Ertter
1999-7-17
16761
Contra Costa
Wildcat Canyon Regional Park in East Bay Hills, Rifle Range Road.
Comment
RSA59614
Lewisia rediviva
Verne Grant, Alva Grant
1950-5-13
8895
Contra Costa
Saddle between N & Meridian peaks, Mt. Diablo.
Comment
UC1103210
Leymus X multiflorus
Joseph P. Tracy
1932-9-10
10787
Contra Costa
Franklin Canyon North Coast Ranges (head, on Pinole-Martinez Rd)
152
Comment
CAS-BOT-BC272279
Leymus X multiflorus
Barrett Anderson
1987-7-23
3562
Contra Costa
Building site on San Pablo Road at Garrity Creek, Pinole
45
Comment
UC2029155
Leymus X multiflorus
Barbara Ertter
2000-7-29
17448
Contra Costa
lower Donner Canyon just above Donner Cabin site, on north side of Mount Diablo.
Comment
CAS-BOT-BC283732
Leymus condensatus
A. A. Beetle
1941-6-24
1751
Contra Costa
Pt Richmond on San Francisco Bay
Comment
CDA32469
Leymus condensatus
A. A. Beetle
1941-6-24
1751
Contra Costa
Point Richmond on San Francisco Bay.
0
Comment
RSA108325
Leymus triticoides
Frank W. Gould
1941-5-8
1289
Contra Costa
Wastelands along Bay at Winehaven (near Richmond)
Comment
CAS-BOT-BC272212
Leymus triticoides
Mary L. Bowerman
1933-9-23
2447
Contra Costa
Indian Ceremonial Canyon near spring, Mount Diablo
Comment
UC2029157
Leymus triticoides
Barbara Ertter
2000-7-29
17448 a
Contra Costa
Lower Donner Canyon just above Donner Cabin site, on north side of Mount Diablo.
Comment
JEPS65188
Lilaea scilloides
L. R. Heckard
1971-4-15
2479
Contra Costa
s of Byron (at intersection of Holey Road)
Comment
UC2029177
Lilaea scilloides
Barbara Ertter with Alan Prather
2003-6-7
18191
Contra Costa
Morgan Territory Regional Preserve east of Mount Diablo.
Comment
CDA9513
Lilaeopsis masonii
D. G. Kelch, Michael Park, Abigail Moore
2007-5-1
7 .24
Contra Costa
CA Delta; Along Clifton Court Near Clifton Court Forebay.
Comment
JEPS21834
Limnanthes douglasii subsp. rosea
Bryce G. Decker
1958-4-13
39
Contra Costa
junction of Holey Road and Byron Highway
Comment
SEINET1909954
Limnanthes douglasii var. rosea
Barbara Ertter, Jim Kokerst, Dave Magney
1989-1
8115
Contra Costa
San Diendo Co.: Black Mt. N Romona along clevland NF Rd 11S04 2.3 mi from Pamo Valley Rd, roadcut.
457
Comment
CDA33335
Limnobium laevigatum
Paul Ryan/Alan Hyde
2010-10-4
PDR# 1596381
Contra Costa
Near Rio Vista; tidal waterway, 200 yards from deep water channel
0
Comment
CDA33337
Limnobium laevigatum
Robin Breckenridge
2010-10-1
PDR# 5059100
Contra Costa
North edge of Bradford Island.
0
Comment
JEPS20265
Limonium californicum
W. L. Jepson
1922-7-9
9730
Contra Costa
Richmond
Comment
RSA721868C
Limonium sinuatum
Barbara J. Ertter, Brad Olson
1994-5-7
12767
Contra Costa
Western Drive to Point Molate, NW of Richmond -San Rafael bridge to toll plaza. Roadside near entrance to Point Molate Naval site.
Comment
JEPS58158
Linanthus androsaceus
W. L. Jepson
1891-1
20906
Contra Costa
Fish Ranch Berkeley Hills
Comment
JEPS99519
Linanthus androsaceus
Mary Bowerman
1977-5-29
Contra Costa
Mount Diablo. Russellmann Park.
Comment
UC2028267
Linanthus androsaceus
Barbara Ertter
1999-6-12
16712
Contra Costa
Black Hawk Ridge road on south side of Mount Diablo, just south of confluence of NE and E forks of Sycamore Creek.
Comment
JEPS58248
Linanthus bicolor
Mary L. Bowerman
1931-3-29
625
Contra Costa
n side, 500 ft from top Cave Point; Mount Diablo
Comment
UC30155
Linanthus ciliatus
W. H. Brewer
1862-5-22
1138
Contra Costa
e of Mount Diablo
Comment
UC932049
Linanthus ciliatus
Verne Grant and Alva Grant
1948-5-15
8503
Contra Costa
on Sommerville to Antioch road; Sommerville Range
Comment
CDA33832
Linanthus ciliatus
D. G. Kelch, Abigail Moore, Michael Park, Troy
2010-5-15
10 .108
Contra Costa
Mt. Diablo. Trail from Prospector s Gap to Lower Summit parking lot.
0
Comment
UC23464
Linanthus ciliatus
Brewer
1862-5-22
1138
Contra Costa
Comment
UC1047918
Linanthus liniflorus
Kay H. Beach
1941-4-30
1083
Contra Costa
near Byron Hot Springs Station
Comment
UC615173
Linanthus liniflorus
Beryl O. Schreiber
1932-3-27
155
Contra Costa
Byron Hot Springs
Comment
JEPS123317
Linanthus parviflorus
David Gowen with Chris Thayer
2010-4-30
1090
Contra Costa
North of Briones Reservoir. Rocky area on hill above Oursan Trail just west of its junction with Hampton Trail.
Comment
UC1051315
Linaria purpurea
N. Floy Bracelin
1941-6-22
1412
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley
Comment
JEPS112262
Lithophragma affine
A. G. Murdock
2004-4-30
265
Contra Costa
Vaca Canyon
Comment
UC692421
Lithophragma affine
Mary L. Bowerman
1932-3-27
1135
Contra Costa
below Mitchell Rock
Comment
JEPS108396
Lithophragma affine
David Gowen
2005-4-25
265
Contra Costa
Mt. Diablo State Park. Prospectors Gap Rd., just east of Prospectors Gap.
Comment
UC114988
Lithophragma bolanderi
T. S. Brandegee
Apr 1889
Contra Costa
Comment
UC11926
Lithophragma cymbalaria
J. Burtt Davy
1895-4-7
906
Contra Costa
Antioch
Comment
UC2028178
Lithophragma heterophyllum
Barbara Ertter
1998-5-3
16041 a
Contra Costa
Dusty Road at north end of Wall Point Ridge, southwest flank of Mount Diablo.
Comment
UC34597
Logfia filaginoides
J. P. Tracy
1900-3-24
618 A
Contra Costa
Point Richmond San Francisco Bay region, Point Richmond
15
Comment
UC912261
Logfia filaginoides
Lucile Mason
1934-4-8
Contra Costa
Marsh Creek- Livermore Road; Curry Creek
Comment
JEPS100141
Logfia gallica
G. Smick
2003-4-29
GAS 152
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
POM301851
Lolium perenne subsp. multiflorum
Mary L. Bowerman
1938-5-25
3630
Contra Costa
Arroyo del Cerro, by North Road
110
Comment
UC2027938
Lomatium caruifolium
Barbara Ertter with Tony Morosco and other CNPS members
2001-5-6
17624
Contra Costa
Northwest flank of Mount Diablo, Globe Lily Trail paralleling Mitchell Canyon Road.
Comment
UC659029
Lomatium caruifolium var. caruifolium
Mildred E. Mathias
1937-4-11
1164
Contra Costa
3 mi S of Byron (along highway)
Comment
UCD150873
Lomatium caruifolium var. caruifolium
P. B. Kennedy
1914-3-15
4625
Contra Costa
Sunset Cemetery.
Comment
UC763127
Lomatium dasycarpum subsp. dasycarpum
R. F. Hoover
1939-4-13
4017
Contra Costa
Markley Canyon, head of W branch
Comment
POM301010
Lomatium macrocarpum
Mary L. Bowerman
1931-4-25
762
Contra Costa
Mt. Diablo, near junction of south and west roads
Comment
UCD102387
Lomatium nudicaule
Daniel Sanchez-Mata; M. P. Rodriguez-Rojo
2002-4-24
s.n.
Contra Costa
Mount Diablo State Park. North Peak Road to North Peak.
920
Comment
CAS-BOT-BC240419
Lonicera hispidula
Alice Eastwood
1915-6-21
4732
Contra Costa
San Leandro
Comment
JEPS22791
Lonicera involucrata var. ledebourii
Ira L. Wiggins
1930-4-18
4594
Contra Costa
levee at e end Jersey Island
Comment
UC650409
Lonicera involucrata var. ledebourii
Ira L. Wiggins
1930-4-18
4594
Contra Costa
levee on e end Jersey Island
Comment
UC691485
Lonicera subspicata var. denudata
Mary L. Bowerman
1931-6-4
922
Contra Costa
summit Mount Diablo (on n face)
Comment
JEPS99996
Lotus corniculatus
A. Langston
2003-7-2
AL 58
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
RSA45488
Lotus corniculatus
J. C. Roos
1948-9-6
4023
Contra Costa
San Joaquin St., Antioch.
Comment
UC1129013
Lotus purshianus var. purshianus
C. M. Belshaw
1936-5-13
2123
Contra Costa
n of Horse Valley; Mt. Diablo Quad.
121
Comment
UC692268
Lotus purshianus var. purshianus
Mary L. Bowerman
1938-6-14
3676
Contra Costa
1 mi from North Gate (North Road); Mount Diablo
121
Comment
JEPS75468
Lotus scoparius
P. F. Yorks
1975-5-15
402
Contra Costa
n of Briones Reservoir (ca 1.5 km s of Bear Creek Road on Hampton Road in Hampton Road Natural Reserve)
Comment
UC692270
Lotus scoparius
Mary L. Bowerman
1932-9-24
1589
Contra Costa
ridge running w from Twin Peaks; Mount Diablo
335
Comment
JEPS55877
Lotus strigosus
Chesnut and Drew
1890-4-18
Contra Costa
Antioch
Comment
UC555418
Lotus strigosus
H. L. Mason
1932-3-20
6839
Contra Costa
Antioch
Comment
JEPS55826
Lotus wrangelianus
A. M. Ottley
1920-6-5
779
Contra Costa
below Moraga Ridge
Comment
JEPS55832
Lotus wrangelianus
W. L. Jepson
1922-5-11
9636
Contra Costa
North Berkeley Hills
Comment
JEPS55837
Lotus wrangelianus
W. L. Jepson
May 22 1891-May 23 1891
13796
Contra Costa
Mt. Diablo
Comment
UC692323
Lotus wrangelianus
Mary L. Bowerman
1932-4-9
1320
Contra Costa
on large spur which heads into Sycamore Canyon; Mount Diablo, Inner Black Hills
Comment
UC692325
Lotus wrangelianus
Mary L. Bowerman
1933-5-25
2189
Contra Costa
w end of s face Osyter Ridge; Mount Diablo
396
Comment
JEPS64909
Lupinus albifrons
W. L. Jepson
1931-4-5
15724
Contra Costa
Oakley part of Antioch sand-dune formation, Oakley
18
Comment
JEPS75465
Lupinus albifrons
P. F. Yorks
1974-3-22
120
Contra Costa
on Hampton Road ca 1.6 km s Bear Creek Road (n of Briones Reservoir); Hampton Road Natural Reserve, n of Briones Reservoir
Comment
OBI19269
Lupinus albifrons
Neil Havlik
1968-3-25
90
Contra Costa
Big Springs Cyn, Charles lee Tilden regional park, E of Berkeley
Comment
UC750647
Lupinus albifrons
Lewis S. Rose
1946-4-1
46023
Contra Costa
above Wildcat Creek (Berkeley Hills); , above Wildcat Creek
396
Comment
CAS-BOT-BC201367
Lupinus albifrons var. albifrons
Peter Rubtzoff
1954-9-14
1761
Contra Costa
Along lower San Joaquin River, east of Antioch
Comment
CAS-BOT-BC201368
Lupinus albifrons var. albifrons
Alice Eastwood
1921-4-18
10282
Contra Costa
Antioch
Comment
CAS-BOT-BC201377
Lupinus albifrons var. albifrons
James McMurphy
1910-4-9
s.n.
Contra Costa
Antioch
Comment
POM10982
Lupinus albifrons var. albifrons
C. F. Baker
1903-4-25
2823
Contra Costa
Antioch.
Comment
UC15780
Lupinus albifrons var. albifrons
F. P. McLean
March 1875
Contra Costa
Mt. Diablo
Comment
UC692521
Lupinus albifrons var. albifrons
Mary L. Bowerman
1931-4-25
785
Contra Costa
between junction of one-way roads and top Meridian Peak summit (Mount Diablo); , Meridian Peak summit
1158
Comment
UC864974
Lupinus albifrons var. albifrons
Lewis S. Rose
1935-5-16
35162
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC201370
Lupinus albifrons var. albifrons
A. A. Heller
1928-4-15
14517
Contra Costa
Along the San Joaquin River at Antiock [Antioch]
Comment
CAS-BOT-BC201378
Lupinus albifrons var. albifrons
Charles Piper Smith
1947-11-10
47710
Contra Costa
Crow Creek Canyon Road - San Ramon. Field 0.9 miles southwest
Comment
UC579856
Lupinus arboreus
Annetta Carter
1936-4-19
1119
Contra Costa
Red Rock; San Francisco Bay, Red Rock
Comment
CDA27418
Lupinus bicolor
D. G. Kelch, A. G. Murdock
2005-4-24
5 .166
Contra Costa
Carquinez Strait Region; Franklin Canyon. Collier Hill. West Carbon.
Comment
CHSC21618
Lupinus bicolor
Willis Ball
1974-4-21
428
Contra Costa
Contra Loma Regional Park. In area #1. On n side of road leading to main parking lot ca. 150 yds e of lot. One yd. n of road.
38
Comment
UC33551
Lupinus bicolor
V. King Chesnut
1888-4-14
Contra Costa
Moraga Valley
Comment
UC33589
Lupinus bicolor
J. P. Tracy
1900-3-24
624
Contra Costa
Point Richmond San Francisco Bay, Point Richmond (Dry Hill)
15
Comment
UCD107322
Lupinus bicolor
L. S. Smith
1916-5-10
s.n.
Contra Costa
Grand View Terrace - m. Richmond.
Comment
RSA32778
Lupinus bicolor subsp. tridentatus
A. A. Heller
1938-4-9
15019
Contra Costa
Near the west end of the Antioch bridge.
Comment
JEPS12790
Lupinus chamissonis
Rimo Bacigalupi with G. T. Robbins
1955-5-4
4980
Contra Costa
just e Antioch (along San Joaquin River front); , e of Antioch
9
Comment Read comments May 25 2007
UCD151190
Lupinus chamissonis
James A. Neilson Jr.
1974-8-13
3024
Contra Costa
west end of Bradford Island. (Elevation estimated using Google Earth by label maker.)
0
Comment
SEINET10937078
Lupinus densiflorus
Frenkel
1964-4-18
FRENKEL 425
Contra Costa
2.1 mi. I of danville on tassajara rd.
130
Comment
UC692677
Lupinus formosus
Mary L. Bowerman
1931-10-5
1054
Contra Costa
Marsh Creek at Curry Canyon; Mount Diablo, Marsh Creek at Curry Canyon
231
Comment
JEPS112361
Lupinus formosus var. formosus
Dean G. Kelch and Andrew G. Murdock
2004-5-28
287
Contra Costa
Pinole Peak; County: Contra Costa.
Comment
RSA720840
Lupinus formosus var. formosus
Barbara Ertter, Dianne Lake, Chris Thayer, Bruce Baeyert
1996-5-16
14674
Contra Costa
Point Molate Naval Fuel Depot north of San Rafael bridge, edge of San Francisco Bay.
Comment
UC1543065
Lupinus microcarpus var. densiflorus
Donald G. Nelson
1937-4-24
515
Contra Costa
Marsh Creek Road n Byron; Marsh Creek Road
Comment
UC1607963
Lupinus microcarpus var. densiflorus
Donald G. Nelson
1937-4-24
515
Contra Costa
e of Mount Diablo (n of Byron along Marsh Creek Road); Marsh Creek Road
60
Comment
UC201013
Lupinus microcarpus var. densiflorus
Katharine Brandegee
1918-6-16
Contra Costa
near Virgorit Powder Works; near Vigorit Powder Works
Comment
UC201015
Lupinus microcarpus var. densiflorus
Katharine Brandegee
1918-6-16
Contra Costa
near Virgorit Powder Works; near Vigorit Powder Works
Comment
UC201017
Lupinus microcarpus var. densiflorus
Katharine Brandegee
1918-6-16
Contra Costa
near Vigorit Powder Works; near Vigorit Powder Works
Comment
SD103749
Lupinus microcarpus var. densiflorus
Walter Knight, Irja Knight
1979-6-8
3397
Contra Costa
San Pablo Dam Road between Orinda & El Sobrante
Comment
UCD108697
Lupinus microcarpus var. densiflorus
August Hartman
1960-4-19
15 D
Contra Costa
North Gate Road, Mt. Diablo.
304
Comment
SJSU10780
Lupinus microcarpus var. microcarpus
D. C. Bettencourt
1959-4-18
Contra Costa
Mt Diablo Foothills
304
Comment
UC1300900
Lupinus microcarpus var. microcarpus
Helen K. Sharsmith
1963-4-7
5287
Contra Costa
e side of Kirker Pass road w Antioch; San Francisco Bay Region, w of Antioch
152
Comment
UC15961
Lupinus microcarpus var. microcarpus
J. Burtt Davy
April 1895
Contra Costa
Antioch
Comment
UC201024
Lupinus microcarpus var. microcarpus
Katharine Brandegee
June 1918
Contra Costa
El Dorado St. Richmond Annex (Richmond Annex); , El Dorado St.
Comment
UC201026
Lupinus microcarpus var. microcarpus
Katharine Brandegee
1918-6-16
Contra Costa
Richmond Annex
Comment
UC692260
Lupinus microcarpus var. microcarpus
Mary L. Bowerman
1933-4-15
1860
Contra Costa
second ridge se Arroyo del Cerro Arroyo del Cerro, Mount Diablo; Mount Diablo
396
Comment
UC692572
Lupinus microcarpus var. microcarpus
Mary L. Bowerman
1931-4-4
657
Contra Costa
North Road 4.5 mi from North Gate Mount Diablo (bank above road); Mount Diablo
Comment
SBBG45227
Lupinus microcarpus var. microcarpus
Leota Davidson
1966-5-2
335
Contra Costa
Hwy 24 near Claremont Hotel, Berkeley hills
Comment
UCD109246
Lupinus nanus
L. S. Smith
1916-5-10
s.n.
Contra Costa
Grand View Terrace - m. Richmond.
Comment
UC1129668
Lupinus pachylobus
R. C. Wilson
1935-3-19
139
Contra Costa
2 mi nw Wall Pt.; Mt. Diablo
Comment
CDA37273
Lupinus succulentus
D. G. Kelch
2011-3-31
11 .078
Contra Costa
Carquinez Region; Richmond; Hilltop Lake Park.
Comment
JEPS75467
Lupinus succulentus
P. F. Yorks
1974-4-6
125
Contra Costa
on Hampton Road ca 1.7 km s Bear Creek Road (in Hampton Road Natural Reserve, n of Briones Reservoir); Hampton Road Natural Reserve, n of Briones Reservoir
180
Comment
PASA1681
Lupinus succulentus
Annetta Carter
1929-3-31
Contra Costa
Hills north of Mt. Diablo, near Clayton
Comment
UCD32374
Lupinus succulentus
Beecher Crampton
1950-4-12
510
Contra Costa
1 mile south of Richmond, intersection of Cutting Blvd. and Carlson Blvd., singular path along S.P. railroad right of way.
22
Comment
JEPS120275
Lychnis coronaria
Barbara Ertter
2012-10-27
21293
Contra Costa
entrance gate to Golf Course Trail in Tilden Regional Park
370
Comment
JEPS107094
Lycopus americanus
Barbara Ertter, B. Olson, D. Lake, L. Hosley, and A. Youngson
1991-10-20
10876
Contra Costa
Dow Wetlands Preserve, just w. Antioch marina, e. end of marsh across from marina
Comment
UC692634
Lythrum californicum
Mary L. Bowerman
1930-6-28
392
Contra Costa
Mount Diablo, Lower Silver Spring Lower Silver Spring; Mount Diablo, Lower Silver Spring
Comment
JEPS112520
Lythrum hyssopifolia
D. G. Kelch
2003-6-22
03 .90
Contra Costa
Rodeo - Lone Tree Point
2
Comment
UC692686
Lythrum hyssopifolia
Mary L. Bowerman
1933-8-2
2391
Contra Costa
Mount Diablo, Sheep Camp Spring Sheep Camp Spring; Mount Diablo, Sheep Camp Spring
Comment
UCR263783
Lythrum tribracteatum
Barbara Ertter, Brad Olson
1991-9-28
10834
Contra Costa
San Pablo Reservoir between Orinda and El Sobrante
91
Comment
UC2028242
Lythrum tribracteatum
Barbara Ertter, Tony Morosco
1998-9-18
16422
Contra Costa
Lime Ridge Open Space northwest of Mount Diablo, western quarry area.
Comment
CAS-BOT-BC342682
Madia elegans
Alice Eastwood
1915-5-30
4462
Contra Costa
Mt. Diablo
Comment
UCD102388
Madia elegans
Daniel Sanchez-Mata; M. P. Rodriguez-Rojo
2002-4-24
s.n.
Contra Costa
Mount Diablo State Park. North Peak Road to North Peak.
1000
Comment
UC2028023
Madia elegans
Barbara Ertter
1997-9-14
15811
Contra Costa
Southwest side of Mount Diablo, Secret Trail at head of Pine Canyon.
Comment
UC691549
Madia exigua
Mary L. Bowerman
1932-4-27
1400
Contra Costa
canyon w Riggs Canyon (s face Oyster Ridge); Mount Diablo
350
Comment
UC89385
Madia exigua
Katharine Brandegee
May 1885
Contra Costa
Antioch
Comment
CDA8271
Madia gracilis
D. G. Kelch, A. G. Murdock
2005-5-6
5 .222
Contra Costa
Carquinez Strait; East of Christie Road. South of Route 4, Franklin Canyon.
Comment
JEPS111637
Madia gracilis
A. G. Murdock
2003-6-2
76
Contra Costa
Crockett - 5th St. Prairie
85
Comment
UC517457
Madia gracilis
John Thomas Howell
1933-5-14
11266
Contra Costa
hills e St. Mary's College
Comment
UC691766
Madia gracilis
Mary L. Bowerman
1935-5-22
3052
Contra Costa
saddle w Twin Peaks (Eagle Point ridge); Mount Diablo
Comment
UC2027835
Madia gracilis
Barbara Ertter
2001-5-10
17636
Contra Costa
North flank of Mount Diablo, SE of Mitchell Canyon trailhead, on traversing road to Mitchell Rock Trail.
Comment
UC2029134
Madia gracilis
Barbara Ertter with Mike Park, David Gowen, and Victoria Seidman
2004-5-26
18369
Contra Costa
Curry Canyon between Alder Creek and Rhine Canyon, south side of Mount Diablo.
Comment
UC1555376
Madia sativa
Jerry Powell
1988-6-28
1540
Contra Costa
area along railroad west Richmond, Point Molate
Comment
CAS-BOT-BC343584
Madia sativa
Keck
1933-11-2
2614
Contra Costa
1 mile W. of Avon
Comment
UC2027972
Madia sativa
Barbara Ertter with Richard Rabeler, Tony Morosco
1997-6-10
15664
Contra Costa
Point Richmond, crest of road.
Comment
CHSC117387
Malacothamnus fasciculatus
Barbara Ertter; Tony Morosco
1998-9-18
16417
Contra Costa
West edge Lime Ridgde Open Space northwest of Mount Diablo, chaparral at base of hills.
Comment
UC2028245
Malacothamnus fasciculatus
Barbara Ertter, Tony Morosco
1998-9-18
16417
Contra Costa
West edge Lime Ridge Open Space northwest of Mount Diablo.
Comment
CAS-BOT-BC206329
Malacothamnus fremontii
Walter Knight; Irja Knight
1967-4-2
s.n.
Contra Costa
Nortonville.
Comment
CAS-BOT-BC206334
Malacothamnus fremontii
John Thomas Howell; T. H. Kearney
1950-7-5
26635
Contra Costa
Nortonville.
Comment
UC109097
Malacothamnus fremontii
T. S. Brandegee
Apr 1889
Contra Costa
antioch
Comment
CAS-BOT-BC204095
Malacothamnus hallii
John Thomas Howell; T. H. Kearney
1950-7-5
26634
Contra Costa
On North Road, Mt. Diablo
259
Comment
CAS-BOT-BC204096
Malacothamnus hallii
John Thomas Howell; T. H. Kearney
1950-7-5
26634
Contra Costa
On North Road, Mt. Diablo
259
Comment
SEINET5047666
Malacothamnus hallii
Unknown
1916-5-30
301
Contra Costa
Mt. Diablo, Contra Costa County, on the westerly side N of Pine Canon,
Comment
UC1795741
Malacothamnus hallii
Barbara Ertter, Tom Delendick
1996-5-2
14610
Contra Costa
Mount Diablo State Park, North Gate Rd. near base of Long Ridge, at old developed spring, mixed scrub.
182
Comment
CAS-BOT-BC345270
Malacothrix californica
Kellogg
No date on label
s.n.
Contra Costa
Antioch
Comment
UC691437
Malacothrix clevelandii
Mary L. Bowerman
1933-4-26
1909
Contra Costa
Mount Diablo North Peak Ridge ese North Peak; Mount Diablo, North Peak ridge, ese of the peak
609
Comment
CAS-BOT-BC345455
Malacothrix coulteri
Kellogg; Bloomer
1869-5-1
s.n.
Contra Costa
Antioch
Comment
UC1795010
Malacothrix floccifera
R. K. Brummitt, J. Strother and B. Baldwin
1997-5-27
19608
Contra Costa
Mount Diablo, W side, Murchio Gap
800
Comment
UC76038
Malacothrix floccifera
Milo S. Baker
1904-6-24
Contra Costa
Summit of Mt. Diablo
Comment
UC2027747
Malus pumila
Barbara Ertter
1996-11-24
15427
Contra Costa
West side of Mount Diablo, Stage Road below Pine Pond in Pine Canyon.
Comment
CDA37265
Malva neglecta
D. G. Kelch
2011-3-31
11 .069
Contra Costa
Carquinez Strait Region; Richmond, near Point Pinole Regional Park.
Comment
RSA721201
Malva parviflora
Barbara Ertter, Mary L. Bowerman
1995-6-11
14248
Contra Costa
Shell Ridge Recreation Area southwest of Walnut Creek, at west base Mt.Diablo; near Indian Valley School entrance.
91
Comment
UCD116680
Malva sylvestris
Herbert L. Mason
1952-6-10
s.n.
Contra Costa
Waste land near Dwinelle Hall, University of California, Berkeley.
Comment
RSA0004204
Malvastrum hallii
H. M. Hall, F. M. Essig
1916-5-30
10131
Contra Costa
Mt. Diablo, westerly side north of Pine Canon.
275
Comment
RSA0042211
Malvella leprosa
D. G. Kelch
2006-7-14
06 .332
Contra Costa
Between Rte 4 and Carbon Rd. E Rodeo.
24
Comment
CDA42228
Marah fabacea
D. G. Kelch
2003-3-21
3 .04
Contra Costa
Carquinez Strait Region; Martinez; West: Ozol Rock and Scenic Drive.
Comment
JEPS77008
Marah fabacea
Robert M. Lloyd
1963-3-17
2136
Contra Costa
0.5 mi e Grizzly Peak Road (on Skyline Drive (across from 7090 Skyline), Huckleberry trail)
Comment
JEPS81140
Marah fabacea
Edward Lee with Annetta Carter
1936-2-9
1747
Contra Costa
5.6 mi from Perkins Canyon road (Marsh Creek Road)
Comment
UC2028044
Marah fabacea
Barbara Ertter
1998-3-1
15924
Contra Costa
Diablo Foothills Regional Park, Ridge Trail on ridge east of Old Borges Ranch.
Comment
UC2028067
Marah fabacea
Barbara Ertter with Tony Morosco
1998-4-12
16007
Contra Costa
Mount Olympia on north side of Mount Diablo, below false summit on East Trail.
Comment
CHSC46896
Marah oregana
R. A. Schlising
1965-4-6
2775
Contra Costa
Berkeley Hills.
Comment
SEINET5560693
Marah oregana
H. S. Gentry
1931-1
58
Contra Costa
Collected near Buckle Point, Mount Diablo.
Comment
CHSC116621
Matricaria discoidea
Lowell Ahart; Josephine Guardino
2016-4-19
20766
Contra Costa
Undesignated section of Canada de Los Vaqueros Land Grant. Along the sides of the dirt roads, 1.8 miles (air) northwest of Los Vaqueros Reservoir Marina, 2.1 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton.
160
Comment
UC1103019
Meconella californica
J. P. Tracy
1903-4-18
1796
Contra Costa
East slope beyond Bald Peak, Berkeley Hills
304
Comment Read comments May 24 2011
JEPS112340
Medicago arabica
Dean G. Kelch and Andrew G. Murdock
2004-5-2
04 .169
Contra Costa
Crockett - Edwards Canyon; County: Contra Coasta; Edwards Canyon, Crockett, Contra Coasta County, CA.
Comment
UC1606303
Medicago arabica
Barbara Ertter, Chris Thayer
1993-5-7
11699
Contra Costa
on Wildcat Canyon Rd. 1/2 mi e Inspiration Point (e of Tilden Park); East Bay Municipal Utilities District land, Hopkins Spring
304
Comment
JEPS100116
Medicago polymorpha
G. Smick
2003-4-1
GAS 107
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC1197428
Medicago polymorpha
Joseph P. Tracy
1934-4-30
13189
Contra Costa
between Lafayette and Moraga
152
Comment
UC692278
Medicago polymorpha
Mary L. Bowerman
1931-4-4
640
Contra Costa
2 mi by road from west entrance (= North Gate); Mount Diablo
Comment
HSC24000
Medicago sativa
Tim Baroni
1971-10-16
199
Contra Costa
Pinole, Pinole Valley Rd. 100 Yds. E of the entrance to Wright Ave.
Comment
CAS-BOT-BC271216
Melica californica
L. R. Abrams
1921-5-25
8065
Contra Costa
On road to summit, Mt. Diablo
Comment
POM300624
Melica californica
Mary L. Bowerman
1935-5-25
3070
Contra Costa
Meridian Peak south of the summit (east of the hairpin turn on road). Mount Diablo.
1067
Comment
POM300625
Melica californica
Mary L. Bowerman
1935-5-1
2941
Contra Costa
North road 4.4 miles from North Gate. Mount Diablo.
396
Comment
SEINET3383301
Melica californica
Mary Bowerman
1991-5-21
Contra Costa
Mount Diablo. Jim White Trail(Deer Flat Rd) South side of Juniper Moses Rock Trail near Deer Flat junction
Comment
UC692462
Melica californica
Mary L. Bowerman
1935-4-17
2829
Contra Costa
2 mi from Mount Diablo West Road (North Rd) entrance (North Gate) (just w of chaparral); Mount Diablo
237
Comment
SEINET186052
Melica imperfecta
Virginia E. Long
1933-6-14
221 a
Contra Costa
Mt. Diablo On slope SE-E along first west fork rom Curry Creek Trail.
335
Comment
UC1153843
Melica imperfecta
Beecher Crampton
1956-5-14
3405
Contra Costa
s boundary Mt. Diablo State Park
Comment
RSA0068496
Melica imperfecta
Katie Gallagher, Nick Jensen
2014-4-26
178
Contra Costa
Las Trampas Regional Wilderness.
365
Comment
POM257058
Melica imperfecta var. refracta
Virginia Long
1933-6-14
221 a
Contra Costa
Mt. Diablo. On slope SE-E along first west fork from Curry Creek Trail.
Comment
CAS-BOT-BC262510
Melica torreyana
Mary L. Bowerman
1935-5-25
3071
Contra Costa
Mount Diablo. Meridian Peak south of the summit (east of the hairpin turn on road)
1066
Comment
POM204767
Melica torreyana
C. F. Baker
1903-4-28
2815
Contra Costa
Mitchell's Canyon, Mt. Diablo.
Comment
RSA756399
Melica torreyana
Barbara Ertter, John Little
1989-4-2
8111
Contra Costa
Hillside park in El Cerrito, +/- undisturbed vegetation on steep west-facing slope
Comment
SEINET3449596
Melica torreyana
Dean G. Kelch, Andrew G. Murdock
2003-3-21
DGK 3 .055
Contra Costa
Martinez West, Martinez West, Ozol Rock and Scenic Drive
40
Comment
UC2028402
Melica torreyana
Barbara Ertter with Christopher Baysdorfer
1998-5-10
16122
Contra Costa
Lime Ridge Open Space northwest of Mount Diablo, quarry area on west side
Comment
UC691166
Melica torreyana
Mary L. Bowerman
1933-6-3
2235
Contra Costa
summit Meridian Pk (Ranson Pt. trail); Mt. Diablo
Comment
CAS-BOT-BC262508
Melica torreyana
Mary L. Bowerman
1935-5-18
3024
Contra Costa
Mount Diablo. Northwest-facing slope across the road from, and a little east of, the parking area: Woodland
1066
Comment
POM300622
Melica torreyana
Mary L. Bowerman
1935-5-16
3013
Contra Costa
Behind Gabriel-Hinks' (east side of North Peak)
290
Comment
JEPS127091
Melilotus indicus
Lowell Ahart, Josephine Guardino
2016-4-19
20801
Contra Costa
1.4 miles northwest of Los Vaqueros Reservoir Marina, 1.9 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Spring USGS 7.5' Quad.
Comment
JEPS65535
Melilotus indicus
W. L. Jepson
1922-5-18
9644
Contra Costa
North Berkeley Hills
152
Comment
HSC15019
Melilotus indicus
D. A. Shally
1965-4-10
3
Contra Costa
Marsh Creek Canyon Rd. and Hwy. 4 , 2 mi. N of Byron.
Comment
JEPS112478
Melissa officinalis
D. G. Kelch
2004-7-9
04 .293
Contra Costa
Crockett - Elkhorn Creek
2
Comment
RSA0027699
Mentha aquatica
Barbara Ertter
1996-9-19
15292
Contra Costa
Antioch Marina. Edge of marsh near parking lot.
Comment
SEINET3152170
Mentha canadensis
Brandegee
1892-9-9
sn
Contra Costa
Antioch
Comment
UC1619954
Mentha spicata
Barbara Ertter, Dianne Lake, Brad Olson, Lynne Hosley, Amy Hiss
1991-8-18
10718
Contra Costa
Browns Isl. n Pittsburg (near confluence of Sacramento & San Joaquin rivers, w.-most point opposite Pittsburg marina); Browns Isl.
Comment
UC691474
Mentha spicata
Mary L. Bowerman
1938-11-19
3733
Contra Costa
Mitchell Canyon Mount Diablo (by stream); , Mitchell Canyon
228
Comment
JEPS42758
Mentzelia dispersa
W. L. Jepson
1921-5-22
9202
Contra Costa
Mt. Diablo
914
Comment
JEPS42778
Mentzelia micrantha
W. L. Jepson
1919-6-8
8331
Contra Costa
Mt. Diablo
Comment
UC672665
Mentzelia micrantha
H. L. Mason
1928-4-29
4435
Contra Costa
Mount Diablo, Sycamore Canyon
Comment
CDA23916
Mesembryanthemum nodiflorum
D. G. Kelch
2006-7-14
6 .327
Contra Costa
Carquinez Strait; Along Marine Vista Ave immmediately west of Pacheco Slough. East of Martinez.
Comment
UCSC008283
Micropus amphibolus
Randall Morgan
1989-5-5
1587
Contra Costa
Mt. Diablo near mouth of Mitchell Canyon
Comment
UC1795729
Micropus californicus var. californicus
Barbara Ertter, Tony Morosco, Lynne Hosley
1995-5-29
14223
Contra Costa
Mt. Diablo southeast of Walnut Creek, north-facing slope north of Curry Point, grassy semishade at edge of oak woodland.
518
Comment
UC912408
Micropus californicus var. californicus
Herbert L. Mason
1929-3-29
5129
Contra Costa
Marsh Creek Road 2 mi e Clayton; Marsh Creek Road
Comment
UCSC007286
Micropus californicus var. subvestitus
Randall Morgan
2010-5-21
5027
Contra Costa
Dan Cook Canyon trail, Mount Diablo
Comment
CAS-BOT-BC348886
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1933-5-8
2012
Contra Costa
Mount Diablo. Fossil Ridge near crest, on north side by side road
Comment
CAS-BOT-BC348890
Microseris douglasii subsp. douglasii
Alice Eastwood
1914-3-14
3800
Contra Costa
Byron Springs
Comment
JEPS17890
Microseris douglasii subsp. douglasii
Rimo Bacigalupi with G. T. Robbins
1954-3-26
5526 A
Contra Costa
field along Deer Valley Road; Deer Valley
76
Comment
UC691433
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1931-4-11
697
Contra Costa
toward mouth of Pine Canyon; Mount Diablo
Comment
UC691459
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1931-4-4
638
Contra Costa
2 mi by road from North Gate (west entrance); Mount Diablo
Comment
UC691464
Microseris douglasii subsp. douglasii
Mary L. Bowerman
1933-5-4
1991
Contra Costa
Fossil Ridge crest Mount Diablo
Comment
CAS-BOT-BC348897
Microseris douglasii subsp. douglasii
R. E. Frenkel
1964-4-29
467
Contra Costa
0.25 mile E. of Tassajara Road on Highland Road
195
Comment
UC70182
Microseris douglasii subsp. tenella
J. Burtt Davy
May 1898
Contra Costa
Danville Mount Diablo Region
Comment
CAS-BOT-BC349094
Microseris douglasii subsp. tenella
Ira L. Wiggins
1930-4-17
4560 A
Contra Costa
1 mi. E. of Mountain House, on road to Byron
Comment
CAS-BOT-BC349168
Microseris elegans
Alice Eastwood
1914-3-14
3800
Contra Costa
Byron Springs
Comment
JEPS18256
Microseris elegans
Peter H. Raven with Mason, Stone, Ornduff, Kuijt
1957-4-4
10580
Contra Costa
3.0 mi s Byron
Comment
CAS-BOT-BC349167
Microseris elegans
K. L. Chambers
1953-4-25
448
Contra Costa
Balfour Road, ca. 4 mi. w. of Brentwood and 1.8 mi. e. of its junction with Antioch-Briones Valley Road (Deer Valley Road). Foothills on east side of Mount Diablo Range
Comment
CAS-BOT-BC349170
Microseris elegans
Brandegee
No date on label
s.n.
Contra Costa
Byron Hot Springs
Comment
JEPS116945
Microseris sylvatica
David Gowen
2008-4-16
861
Contra Costa
West end of Horse Valley.
Comment
UC1051312
Mimulus aurantiacus
N. Floy Bracelin
1941-6-22
1415
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley
Comment
JEPS10227
Mimulus aurantiacus var. aurantiacus
W. L. Jepson
1918-6-5
7605
Contra Costa
Donner Canyon Mt. Diablo
Comment
JEPS78822
Mimulus aurantiacus var. aurantiacus
Edward Lee
1936-5-24
2164
Contra Costa
10 mi from Marsh Creek Road; Morgan Territory
Comment
POM5025
Mimulus cardinalis
M. Alice King
1896-07
257
Contra Costa
San Pablo
Comment
POM204480
Mimulus guttatus
J. T. Howell
1933-5-14
11242
Contra Costa
St. Mary's College
Comment
RSA0069380
Mimulus guttatus
Katie Gallagher, Nick Jensen
2014-4-26
209
Contra Costa
Las Trampas Regional Wilderness.
487
Comment
RSA454334
Mimulus guttatus
L. S. Rose
1941-3-27
41064
Contra Costa
2 mi. w. of Byron.
46
Comment
UC125132
Mimulus latidens
Katharine Brandegee
1907-5-5
Contra Costa
between Antioch and Marsh Creek
Comment
UC193602
Mimulus latidens
M. K. Curran
May 1886
Contra Costa
Antioch
Comment
UCD32387
Mimulus latidens
Beecher Crampton
1950-4-22
531
Contra Costa
2 miles south of Antioch, on road from Antioch to Lone Tree Valley, in shallow depression along roadside.
60
Comment
UC1607684
Minuartia pusilla
Barbara Ertter, Lynne Hosley
1993-4-17
11512
Contra Costa
ca 10 air mi n Livermore (hills in lee of Mt. Diablo, edge of outcrop s of Hummingbird trail); Morgan Territory
609
Comment
UC54731
Minuartia pusilla
J. P. Tracy
1903-4-18
1798
Contra Costa
slope beyond Bald Peak; Region about San Francisco Bay, Berkeley Hills
304
Comment
CAS-BOT-BC384001
Mirabilis jalapa
D. E. Breedlove
1969-10-18
16711
Contra Costa
On Reliez Valley Road at the junction with Gloria Terrace; Lafayette
Comment
UC32611
Monardella douglasii
Bolander
2499
Contra Costa
Moraga Valley
Comment
JEPS100054
Monardella villosa subsp. villosa
G. Smick
2003-6-6
GAS 215
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC691682
Monolopia gracilens
Mary L. Bowerman
1931-4-25
767
Contra Costa
roadside a little below summit Meridian Peak; Mount Diablo
Comment
POM301019
Monolopia gracilens
Mary L. Bowerman
1933-5-9
2057
Contra Costa
Mount Diablo: Muir Area, southeast slope east of the rocks
Comment
CAS-BOT-BC349611
Monolopia major
Ethel Crum
1936-4-6
1741
Contra Costa
Two miles west of Byron
45
Comment
JEPS25355
Monolopia major
Rimo Bacigalupi with Paul C. Hutchison and John Weiler
1959-3-19
6965
Contra Costa
along Camino Diablo 1.9 mi w Byron (at road summit)
54
Comment
CAS-BOT-BC349613
Monolopia major
Brandegee
No date on label
s.n.
Contra Costa
Antioch
Comment
UC1607685
Montia fontana
Barbara Ertter, Lynne Hosley
1993-4-17
11511
Contra Costa
Morgan Territory 10 air mi n of Livermore (in lee of Mount Diablo, s of Hummingbird trail,); Morgan Territory
609
Comment
POM300988
Montia fontana subsp. variabilis
Mary L. Bowerman
1939-3-31
3736
Contra Costa
Spring in bend of road to Barbecue Terrace ( off S road).
Comment
CHSC75113
Montia perfoliata
Roger Thom
1987-4-17
1
Contra Costa
3300 block Johnson Rd. in Lafayette.
152
Comment
POM169570
Muilla maritima
H. P. Chandler
1901-3-21
863
Contra Costa
Concord.
Comment
UCD96601
Myosurus minimus
D. E. Stone
1957-4-4
70 B
Contra Costa
On State 4, 1 mile south of Byron.
Comment
CAS-BOT-BC7111
Myosurus minimus subsp. apus
M. K. Curran
1884-1-1
s.n.
Contra Costa
Antioch
Comment
UC1738112
Myosurus minimus subsp. apus
D. E. Stone
1955-8-29
14 -8
Contra Costa
3 mi S of Byron (on the road to Herdlyn)
Comment
UC1738114
Myosurus minimus subsp. apus
D. E. Stone
1955-8-29
8 -48
Contra Costa
3 mi S of Byron (on the road to Herdlyn)
Comment
UC1738118
Myosurus minimus subsp. apus
D. E. Stone
1955-8-29
8 -8
Contra Costa
3 mi S of Byron (on the road to Herdlyn)
Comment
CHSC69649
Myosurus sessilis
James D. Jokerst
1989-3-28
3059
Contra Costa
NW of jct. Byron Hot Springs Rd. and Armstrong Rd. NE of Livermore.
Comment
JEPS65190
Myosurus sessilis
L. R. Heckard
1971-4-15
2477
Contra Costa
S of Byron (intersection of Holey Road)
Comment
UC1738117
Myosurus sessilis
D. E. Stone
1955-8-26
8 -2
Contra Costa
3 mi S of Byron ( on road to Herdlyn)
Comment
UC1738120
Myosurus sessilis
D. E. Stone
1956-5-25
8 -31
Contra Costa
3 mi S of Byron ( on road to Herdlyn)
Comment
JEPS112428
Myriophyllum aquaticum
Christopher Thayer
1996-3-29
Contra Costa
Pinole Creek, near intersection of Pinole Vally Rd and Castro Ranch Rd, on East Bay Municipal Utility District land
Comment
UC1950413
Najas guadalupensis
Barbara Ertter with Brad Olson
1991-9-28
10838
Contra Costa
San Pablo Reservoir between Orinda and El Sobrante, at S end of reservoir
Comment
JEPS102897
Narcissus tazetta
Barbara Ertter
1998-1-25
15910
Contra Costa
Back Canyon Road at crossroad S of Donner Canyon trailhead Mount Diablo
Comment
CDA31836
Nassella lepida
D. G. Kelch
2008-4-24
8 .062
Contra Costa
Carquinez Strait; W of Ozol Rock ~2 km W of Martinez.
Comment
POM301022
Nassella lepida
Mary L. Bowerman
1933-5-25
2181
Contra Costa
Oyster Ridge, West end of south face
396
Comment
UC691263
Nassella lepida
Mary L. Bowerman
1935-6-28
3161
Contra Costa
canyon w of meridian below place where pipe crosses (s base of peak); Mount Diablo, Meridian Peak
441
Comment
UC697123
Nassella lepida
Mary L. Bowerman
1935-5-1
2936
Contra Costa
North Road 2 mi from North Gate (se exp.); Mount Diablo
182
Comment
UCD87883
Nassella lepida
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and summit.
Comment
JEPS73768
Nassella pulchra
R. F. Hoover
1936-3-19
807
Contra Costa
Byron Hot Springs
Comment
UCD36916
Nassella pulchra
Beecher Crampton
1956-5-14
3388
Contra Costa
6.7 miles southwest of city of Antioch, along ridge between old coal mining towns of Somersville and Nortonville.
Comment
UCD37583
Nassella pulchra
Beecher Crampton
1955-4-11
2472
Contra Costa
Contra Costa County, city of Richmond, East Shore and San Pablo Avenues.
Comment
CAS-BOT-BC260129
Nassella pulchra
Mary L. Bowerman
1933-5-11
2085
Contra Costa
Mount Diablo. Inner Black Hills, W of saddle
Comment
JEPS70310
Navarretia atractyloides
K. Brandegee
1907-6-16
Contra Costa
Judsonville
Comment
UC106900
Navarretia hamata subsp. parviloba
Katharine Brandegee
1885-5
Contra Costa
near Antioch; Judsonville
Comment
JEPS116947
Navarretia heterandra
David Gowen
2008-4-16
858
Contra Costa
West end of Horse Valley.
146
Comment
UC2042806
Navarretia heterandra
Barbara Ertter with Joanne Kerbavaz
2000-8-20
17496 a
Contra Costa
South side Mount Diablo, across road from Curry Point trailhead.
Comment
SEINET183957
Navarretia mellita
John Thomas Howell
1938-6-30
13938
Contra Costa
Head od Seista Valley.
Comment
UC691764
Navarretia pubescens
Mary L. Bowerman
1932-11-19
1652
Contra Costa
Pioneer Camp Mount Diablo
Comment
UC2042986
Navarretia pubescens
Barbara Ertter with Alan Prather
2003-6-7
18207
Contra Costa
Morgan Territory Regional Preserve east of Mount Diablo, shortcut between Coyote Trail and Stone Corral Trail.
Comment
JEPS112009
Navarretia squarrosa
Christopher Thayer
1995-6-5
Contra Costa
West of Pinole Peak
274
Comment
UC106831
Navarretia viscidula
K. Brandegee
Contra Costa
Antioch
Comment
JEPS3138
Nemophila heterophylla
W. L. Jepson
1923-4-22
9868
Contra Costa
Mt. Diablo
Comment
UC1069147
Nemophila heterophylla
H. S. Yates
1936-3-14
5359
Contra Costa
Marsh Creek Mount Diablo Quad., Marsh Creek
Comment
UC67124
Nemophila heterophylla
Harley P. Chandler
1901-4-5
949
Contra Costa
Pine Canyon , Pine Canyon (Mt. Diablo)
Comment
SEINET4080336
Nemophila heterophylla
M. W. Garcia
1960-1
60070
Contra Costa
Near drinking fountain on Mount Diablo. Lower Terrace Camp.
609
Comment
UC480617
Nemophila menziesii
Carl Meyer
1928-2-22
284
Contra Costa
Mt. Diablo
Comment
UC592190
Nemophila menziesii
H. L. Mason
1932-3-20
6837
Contra Costa
Antioch sand hills
Comment
UC596370
Nemophila pedunculata
R. F. Hoover
1938-3-5
2816
Contra Costa
mouth of Kirker Creek Canyon
Comment
HSC28472
Nicotiana glauca
J. D. Ackerman, A. M. Montalvo
1973-12-20
123
Contra Costa
5 mi. E of Clayton
Comment
UC2028006
Nicotiana glauca
Barbara Ertter with Amy Rusev
1998-1-17
15899
Contra Costa
Edge of Lime Ridge Open Space at NW foot of Mount Diablo, around former quarry [subsequently developed] on south side of Ygnacio Valley Road.
Comment
JEPS112085
Oemleria cerasiformis
D. G. Kelch
2004-3-5
04 .14
Contra Costa
Sky Ranch Dutra Fire Road. Franklin Canyon
90
Comment
JEPS44838
Oemleria cerasiformis
H. H. Haworth
1917-4-22
Contra Costa
Orinda Park
Comment
RSA0025334
Oemleria cerasiformis
James R. Shevock
2012-8-12
40657
Contra Costa
Tilden Regional Park, East Bay Regional Park District. Along Grizzly Peak Trail about midway between the upper and lower trailheads.
448
Comment
UC1005624
Oemleria cerasiformis
Frank W. Gould
1940-3-2
873
Contra Costa
n side Grizzly Peak
289
Comment
UC2028047
Oemleria cerasiformis
Barbara Ertter
1998-2-15
15916
Contra Costa
Shell Ridge Open Space on northwest base of Mount Diablo, Coyote Creek upstream from Joaquin Pond.
Comment
CDA15227
Oenanthe sarmentosa
G. F. Hrusa, D. Crowe
1998-5-8
14356
Contra Costa
Sacramento Delta; Dow Chemical property at Pittsburg.
Comment
UC2028407
Oenanthe sarmentosa
Barbara Ertter with Richard K. Brummitt
1998-5-16
16098
Contra Costa
Antioch Marina, edge of brackish marsh
Comment
UC2029152
Oenothera deltoides subsp. cognata
Barbara Ertter, Chris Thayer
1994-5-19
12782
Contra Costa
Highway 4 between Brentwood and Oakley at Honey Lane (halfway between Cypress Rd. and Delta Rd.)
Comment
CDA38155
Oenothera deltoides subsp. cognata
F. J. Brucato
1962-5-2
s.n.
Contra Costa
Knightsen; Sunset and Eden Plains Rd.
0
Comment
CAS-BOT-BC171594
Oenothera deltoides subsp. howellii
K. Brandegee
s.n.
Contra Costa
Antioch
Comment
CDA38153
Oenothera deltoides subsp. howellii
F. J. Brucato
1962-5-1
s.n.
Contra Costa
Antioch; Wilbur Ave.
0
Comment
RSA273285
Oenothera deltoides subsp. howellii
Glenn A. Gorelick
1967-5-2
s.n.
Contra Costa
1.5 miles east of Antioch
Comment
CAS-BOT-BC7128
Oenothera deltoides var. howellii
Alice Eastwood; John Thomas Howell
1936-4-19
2147
Contra Costa
Antioch
Comment
RSA0004531
Oenothera deltoides var. howellii
Alice Eastwood, J. T. Howell
1936-4-19
2147
Contra Costa
Sand dunes at Antioch
Comment
UC1606354
Oenothera elata
Barbara Ertter, Dianne Lake, Brad Olson, Lynne Hosley, and Amy Hiss
1991-8-18
10689
Contra Costa
n Pittsburg (near confluence of Sacramento and San Joaquin Rivers, opposite Pittsburg Marina, dry levee near lagoon in center of w end of island); Browns Island
Comment
JEPS25159
Oenothera elata subsp. hookeri
G. Thomas Robbins with John Weiler''G. Thomas Robbins (with John Weiler)
1959-5-23
4030
Contra Costa
On low site at the northwest edge of Brooks Island San Francisco Bay, Richmond.
Comment
CHSC97920
Olea europaea
D. G. Kelch
2006-6-23
06 .322B
Contra Costa
West Valona. West of the Zampa Bridge above San Pablo Ave. Along small stream draining north into the western end of the Carquinez Strait.
91
Comment
UC1125588
Orobanche fasciculata
C. M. Belshaw
1936-5-8
2055
Contra Costa
SE Slope of Mount Diablo.
Comment
CAS-BOT-BC499852
Orobanche fasciculata
W. L. Jepson
1918-6-5
7618
Contra Costa
Mt. Diablo (north peak)
1066
Comment
UC2027723
Orobanche uniflora
Barbara Ertter with Brad Olson, Jim Shevock, et al.
1997-3-19
15511
Contra Costa
Vasco Caves Regional Park east of Los Vaqueros Reservoir between Livermore and Brentwood.
Comment
JEPS10809
Orobanche uniflora subsp. occidentalis
W. L. Jepson
1925-4-26
10693
Contra Costa
Mt. Diablo.
Comment Read comments Sep 13 2017
UC27898
Orobanche uniflora subsp. occidentalis
J. Burtt Davy
1895-4-13
1004
Contra Costa
Lafayette.
Comment
JEPS21355
Orobanche vallicola
Ray F. Smith
1956-9-23
Contra Costa
n. base Mt. Diablo (Russellmann Park); , Russellmann Park
Comment
JEPS99528
Orobanche vallicola
Mary L. Bowerman
1977-6-11
Contra Costa
Mount Diablo, Pine Canyon, Castle Rock Park (rest unclear).
Comment
UC1076297
Orobanche vallicola
Herbert L. Mason
1929-9-21
5432
Contra Costa
3 mi above Clayton (Marsh Creek Road); Marsh Creek Road
Comment
CAS-BOT-BC502954
Orobanche vallicola
A. D. E. Elmer
1903-7-1
4958
Contra Costa
Mount Diablo
Comment
POM181461
Orthocarpus erianthus
I. L. Wiggins
1930-4-17
4571
Contra Costa
1/4 mi. S. of Byron.
Comment
RSA516499
Orthocarpus erianthus
Robert F. Hoover
1938-2-27
2783
Contra Costa
Danville.
Comment
SEINET10549673
Orthocarpus erianthus
John T. Middleton
1936-4-24
Middleton 95 D
Contra Costa
Deer valley.
Comment
RSA407949
Orthocarpus purpurascens
H. de Forest
1930-4-6
s.n.
Contra Costa
[No location information provided.]
Comment
JEPS111578
Oxalis pes-caprae
D. G. Kelch
2003-3-21
03 .53
Contra Costa
Martinez - West: Ozol Rock and Scenic Drive
40
Comment
UC2029047
Oxalis pes-caprae
Barbara Ertter with Linda Vorobik
2000-1-9
16891
Contra Costa
Las Trampas Regional Wilderness in East Bay Hills west of Danville, edge of woodland behind Eugene O'Neill house.
Comment
UC2028103
Packera breweri
Barbara Ertter with Christopher Baysdorfer
1998-5-10
16124
Contra Costa
West side Lime Ridge Open Space northwest of Mount Diablo.
Comment
UC1795761
Panicum capillare
Barbara Ertter, Lincoln Constance
1995-6-16
14262
Contra Costa
East edge Dow Marsh on west side Antioch Marina, south side San Joaquin River in Delta area, mud on riprap.
Comment
UCR263529
Panicum capillare
Barbara Ertter, Lisa M. Schultheis
1996-9-2
15283
Contra Costa
South Gate Road, south side of Mount Diablo, not far inside park entrance near base of mountain
500
Comment
UC2028502
Panicum capillare
Barbara Ertter with Mary Bowerman, Lisa Schultheis
1998-8-21
16396
Contra Costa
South side of Mount Diablo, South Gate Road 1.1 miles below entry kiosky
Comment
UC2029172
Panicum dichotomiflorum
Barbara Ertter
2000-7-16
17415
Contra Costa
Diablo Foothills Regional Park, west end of Northgate Trail behind stables along Little Pine Creek, waste area.
Comment
CAS-BOT-BC253921
Parapholis incurva
Alice Eastwood
1927-5-19
14436
Contra Costa
Byron Springs
760
Comment
CHSC84547
Parapholis incurva
John Dittes
2003-5-6
2003 -15
Contra Costa
San Joaquin Valley; approximately 10.0 air-miles north of Livermore, 0.4 air-miles north of Vasco Road; Los Vaqueros Reservoir Watershed.
65
Comment
UCD88472
Parapholis incurva
Katharine Brandegee
1916-5-8
s.n.
Contra Costa
Byron Springs.
Comment
CDA35606
Parentucellia viscosa
Deviney
2011-7-1
PDR# 1645174
Contra Costa
Port Costa, East Bay Regional Park Carquinez (Demartini Ranch), McEwen Road near John Muir Parkway.
0
Comment
CDA22266
Parietaria judaica
D. G. Kelch, A. G. Murdock
2004-4-11
4 .078
Contra Costa
Carquinez Strait Region; Crockett - Crolona Heights. 6th Street at Lillian Street. In Crockett.
Comment
UC573057
Pectocarya pusilla
H. L. Mason
1931-4-5
5827
Contra Costa
rd between Marsh Creek and Livermore
Comment
CDA41866
Pedicularis densiflora
D. G. Kelch, A. G. Murdock
2003-3-21
3 .041
Contra Costa
Carquinez Strait Region; Martinez; West: Ozol Rock and Scenic Drive.
Comment
UCD102373
Pedicularis densiflora
Daniel Sanchez-Mata; M. P. Rodriguez-Rojo
2002-4-24
s.n.
Contra Costa
Mount Diablo State Park. Burma Road at Mount Diablo.
520
Comment
RSA123949
Pedicularis densiflora
E. F. Sprague
1957-5-30
1134
Contra Costa
Rocky Point, Mount Diablo.
610
Comment
CDA42757
Pellaea andromedifolia
A. G. Murdock
2004-4-3
247
Contra Costa
Franklin Canyon - McHarry Ranch Road, near fire road entrance.
Comment
JEPS106989
Pellaea andromedifolia
J. Greenhouse with Kevin Hintsa
2004-4-5
5087
Contra Costa
Mt. Diablo, Fire Interpretive Trail, Devil's Pulpit
1088
Comment
SEINET3451383
Pellaea andromedifolia
Dean G. Kelch, Andrew G. Murdock
2003-2-21
AGM 68
Contra Costa
Martinez, Martinez, Mount Wanda
120
Comment
UC399521
Pellaea andromedifolia
Ivar Tidestrom
June, 1895
Contra Costa
Crockett
Comment
UC42646
Pellaea andromedifolia
McLean
Mar. 1875
Contra Costa
Mt Diablo
Comment
RSA686984
Pellaea mucronata
Mark Morris
1929-03
14909
Contra Costa
Mount Diablo, Contra Costa
Comment
UC692119
Pellaea mucronata var. mucronata
Mary L. Bowerman
1933-5-2
1956
Contra Costa
below Pioneer Camp (just above upper edge of chaparral); Mt Diablo
762
Comment
UC41706
Penstemon centranthifolius
J. Burtt Davy
1895-4-7
889
Contra Costa
Antioch
Comment
UCR136718
Penstemon centranthifolius
L. S. Rose
1936-4-24
36158
Contra Costa
3 mi east of Antioch
15
Comment
SEINET12320781
Penstemon centranthifolius
N. Havlik, Knight, W.; Knight, I.
1980-1
3878
Contra Costa
about 1500 ft from Nortonville Pass intersection enroute to Laugher homestead, near old mining town
Comment
UCD124222
Penstemon heterophyllus
P. B. Kennedy
1916-5-21
s.n.
Contra Costa
Between Diablo and Summit.
Comment
UC41765
Penstemon heterophyllus var. heterophyllus
V. K. Chesnut
Contra Costa
Mt. Diablo
Comment
UC1481542
Penstemon heterophyllus var. purdyi
Neil Havlik
1980-6-26
941
Contra Costa
e side of Siesta Valley in a small ravine e side of Siesta Valley
Comment
JEPS116790
Pentachaeta alsinoides
David Gowen
2006-6-14
610
Contra Costa
Morgan Territory Regional Park; At the NW end of Eagle Trail.
Comment
UC133407
Pentachaeta exilis
C. F. Baker
1923-4-28
2826
Contra Costa
Marsh creek Mount Diablo
Comment
UC697213
Pentachaeta exilis
Mary L. Bowerman
1933-5-10
2062
Contra Costa
ridge at e end and s of Meridian Flat; Mount Diablo
822
Comment
POM55516
Pentachaeta exilis
C. F. Baker
1903-4-28
2826
Contra Costa
Marsh Creek, Mt. Diablo.
Comment
UC1818960
Perideridia kelloggii
Barbara Ertter, Kristin Ertter
1995-7-11
14481
Contra Costa
Dried meadow on heavy clay soil downstream from Pine Pond (in Mt. Diablo State Park)
182
Comment
UC2028505
Perideridia oregana
Barbara Ertter with Mary Bowerman, Lisa Schultheis
1998-8-21
16405
Contra Costa
North side Shell Ridge Open Space west of Mount Diablo, near pond at Wiget Lane entrance
Comment
UCD161764
Persicaria
James A. Neilson Jr.
1972-10-22
3505
Contra Costa
Walnut Creek drainage at State Highway 4. (Exact location unknown. Coordinates and elevation estimated by label maker.)
1
Comment
UC2029086
Persicaria maculosa
Barbara Ertter
2000-7-16
17396
Contra Costa
Lower Pine Creek in Diablo Foothills Regional Park.
Comment
UC1949094
Persicaria punctata
Barbara Ertter with Jim Dunne, David Gowen, Lech Naumovich
2009-12-3
19805
Contra Costa
at upper (south) end of San Pablo Dam Reservoir northwest of Orinda
Comment
UC2070540
Petrorhagia dubia
Barbara Ertter with J. Kerbavaz, David Gowen, Mike Park and Victoria Seidman
2004-4-22
18363
Contra Costa
Old Pioneer Horse Camp on Green Ranch Road, south side of Mount Diablo summit.
Comment
JEPS1459
Phacelia breweri
W. L. Jepson
1922-5-23
9656
Contra Costa
near summit; Mount Diablo
Comment
UC24298
Phacelia breweri
Harley P. Chandler
1901-4-5
969
Contra Costa
Mt. Diablo Mt. Diablo (type locality)
Comment
UC614672
Phacelia breweri
L. Constance, J. L. Morrison
1938-4-5
2191
Contra Costa
w slope of mt. near Deer Flat and head of Mitchell Canyon; South Coast Ranges, Mount Diablo
670
Comment
UC880993
Phacelia breweri
Lewis S. Rose
1941-5-15
41239
Contra Costa
summit Mt. Diablo
1188
Comment
UC880995
Phacelia breweri
Alice Eastwood
1915-5-30
4487
Contra Costa
near type locality Mt. Diablo
Comment
CDA1102
Phacelia californica
D. G. Kelch, A. G. Murdock
2005-5-1
5 .189
Contra Costa
Carquinez Strait; Crockett; Edwards Canyon.
Comment
JEPS2232
Phacelia californica
W. L. Jepson
1892-3-19
21043
Contra Costa
Portreo Hills
Comment
JEPS41060
Phacelia californica
Rimo Bacigalupi and L. R. Heckard
1965-5-11
9085
Contra Costa
in bay sw Richmond; San Francisco Bay, Brooks Island
30
Comment
UC1047007
Phacelia californica
L. R. Heckard
1951-5-30
41
Contra Costa
above Broadway Tunnel (along road to Grizzly Peak Blvd.)
Comment
UC1228237
Phacelia californica
Beecher Crampton
1950-4-22
533
Contra Costa
along state hwy 4 in pass between Concord Valley and Pittsburg (steep hillside in roadcut)
Comment
UC762065
Phacelia californica
R. F. Hoover
1938-2-21
2753
Contra Costa
Point Richmond
Comment
RSA42303
Phacelia californica
Lincoln Constance
1940-3-16
2524
Contra Costa
Margin of San Francisco Bay, Point Richmond.
15
Comment
POM65595
Phacelia ciliata
C. F. Baker
1903-4-26
2904
Contra Costa
Byron
Comment
UC24322
Phacelia ciliata var. ciliata
J. Burtt Davy
1895-4-7
958
Contra Costa
Antioch
Comment
JEPS111838
Phacelia distans
D. G. Kelch
2003-4-3
03 .359
Contra Costa
Cummings Skyway
115
Comment
JEPS111841
Phacelia distans
D. G. Kelch
2003-4-3
04 .95
Contra Costa
Ca ada del Cierbo Upper Ca ada de Cierbo on fire road to cow barn along Cummings Skyway.
70
Comment
UC107401
Phacelia distans
T. S. Brandegee
May 1889
Contra Costa
Antioch
Comment
UC762051
Phacelia distans
R. F. Hoover
1937-5-14
2116
Contra Costa
Antioch sand-dunes
Comment
UC762423
Phacelia distans
R. F. Hoover
1938-3-25
2893
Contra Costa
Markley Canyon
Comment
SEINET10946719
Phacelia distans
Charles F. Baker
1903-4-28
Baker 2806
Contra Costa
Antioch. 1-1 1/2 feet, common in the sandhills. "Also collected by me long ago at the same place."
Comment
UCD120388
Phacelia distans
Robt. Branstead
1934-3-30
s.n.
Contra Costa
SW slope of Mt. Diablo.
426
Comment
UC24351
Phacelia divaricata
Harley P. Chandler
1901-4-5
968
Contra Costa
Mt. Diablo
Comment
UC672342
Phacelia douglasii
H. L. Mason
1932-3-20
6838
Contra Costa
Antioch Sand Hills
Comment
JEPS2162
Phacelia imbricata subsp. imbricata
W. L. Jepson
1923-6-10
9989
Contra Costa
Upper Marsh Creek Mt. Diablo
Comment
UC691692
Phacelia imbricata subsp. imbricata
Mary L. Bowerman
1935-5-22
3046
Contra Costa
canyon at n end of ridge which heads into saddle w Twin Peaks; Mount Diablo, Eagle Point Ridge
350
Comment
UC901821
Phacelia imbricata subsp. imbricata
L. Constance and C. Ritchie Bell
1950-5-18
3336
Contra Costa
n peak Mount Diablo
1066
Comment
UC691476
Phacelia nemoralis subsp. nemoralis
Mary L. Bowerman
1934-4-21
2537
Contra Costa
Muir Area Mount Diablo
Comment
POM300966
Phacelia nemoralis subsp. nemoralis
Mary L. Bowerman
1934-4-21
2537
Contra Costa
Muir Area.
Comment
CAS-BOT-BC154332
Phacelia phacelioides
Alice Eastwood
1915-5-30
4520
Contra Costa
Near type locality. Mt. Diablo
Comment
POM118166
Phacelia phacelioides
H. M. Hall, Essig
1916-5-31
10135
Contra Costa
Mount Diablo
1140
Comment
POM300985
Phacelia phacelioides
Mary L. Bowerman
1935-5-8
2974
Contra Costa
Muir Area.
1006
Comment
UC691328
Phacelia phacelioides
Mary L. Bowerman
1933-4-26
1923
Contra Costa
ese peak (s face); Mount Diablo, North Peak ridge
609
Comment
UC691331
Phacelia phacelioides
Mary L. Bowerman
1930-6-7
285
Contra Costa
Meridian Peak summit Mount Diablo
Comment
JEPS1284
Phacelia tanacetifolia
Linda Gehringer
1914-3-29
Contra Costa
Brentwood
Comment
RSA0029052
Phalaris coerulescens
Barbara Ertter
1999-6-12
16713
Contra Costa
Black Hawk Ridge road on south side of Mount Diablo, just south of confluence of NE and E forks of Sycamore.
Comment
UC2028499
Phalaris coerulescens
Barbara Ertter
1999-6-12
16713
Contra Costa
Black Hawk Ridge road on south side of Mount Diablo, just south confluence of NE and E forks of Sycamore Creek
Comment
RSA129153
Phalaris lemmonii
C. M. Belshaw
1936-5-11
2099
Contra Costa
2.5 miles east southeast of Danville
229
Comment
CAS-BOT-BC265962
Phalaris minor
John Thomas Howell
1933-5-14
11234
Contra Costa
St. Mary's College
Comment
UC1132436
Phalaris minor
C. M. Belshaw
1936-5-11
2099
Contra Costa
2 1/2 mi ese Danville (Plot 19); Mt. Diablo Quadrangle
Comment
CAS-BOT-BC250683
Phalaris paradoxa
John Thomas Howell
1933-5-14
11235
Contra Costa
St. Mary's College
Comment
CHSC79630
Phalaris paradoxa
G. F. Hrusa; D. Crowe
1998-5-8
14401
Contra Costa
Sacramento-San Joaquin River Delta. At E end of Dow Chemical property.
15
Comment
UC50464
Phalaris paradoxa
Jos. Burtt Davy
1900-6-7
6654
Contra Costa
San Pablo Canyon
Comment
SEINET5566389
Phalaris paradoxa
E. A. Bernays
1985-1
s.n.
Contra Costa
Russell Reserve.
Comment
UC691609
Phlox gracilis
Mary L. Bowerman
1931-3-14
568
Contra Costa
Windy Point Mount Diablo
Comment
CAS-BOT-BC222492
Pholistoma auritum var. auritum
Mary L. Bowerman
1931-4-18
722
Contra Costa
Mount Diablo. Sycamore Canyon
365
Comment
CHSC59985
Pholistoma membranaceum
J. M. Tucker
1981-4-25
4454
Contra Costa
Antonio Souza Ranch southwest of Byron. Mt. Diablo Meridian.
309
Comment
UC1535363
Pholistoma membranaceum
J. M. Tucker
1981-4-25
4454
Contra Costa
Antonio Souza Ranch sw of Byron (Mount Diablo Meridian, (extended section NW quarter Sec 31)); Antonio Souza Ranch, Mount Diablo Meridian
309
Comment
UC24023
Pholistoma membranaceum
J. Burtt Davy
1895-4-8
989
Contra Costa
foothills Antioch
Comment
JEPS107085
Phoradendron macrophyllum
Barbara Ertter, Brad Olson, Diane Lake, Seth Adams, et al.
1994-9-11
13085
Contra Costa
Chaparral Springs addition to Mt. Diablo State Park, north side of Marsh Creek Road at high point southeast of Clayton.
Comment
UC692039
Phoradendron villosum
Mary L. Bowerman
1932-1-23
1077
Contra Costa
knoll w. of the knoll between Sycamore Ridge and 1920 point Mt. Diablo
Comment
CAS-BOT-BC260889
Phragmites australis
A. D. E. Elmer
1903-7-1
4541
Contra Costa
Martinez
Comment
CDA8371
Phragmites australis
D. G. Kelch, A. G. Murdock
2003-8-13
3 .101
Contra Costa
Carquinez Strait; Salt Marsh E of Marina. Martinez.
Comment Read comments Mar 11 2011
JEPS87911
Phragmites australis
Barbara Ertter, Dianne Lake, Brad Olson, Lynne Hosley, and Amy Hiss
1991-8-18
10707
Contra Costa
n Pittsburg (near confluence of Sacramento and San Joaquin Rivers, opposite Pittsburg Marina, near w end of <Browns> Island); Browns Island
Comment
CDA9279
Phragmites australis
D. G. Kelch
2002-7-15
2 .007
Contra Costa
CA Delta; Old San Joaquin River channel, E of Brentwood. San Joaquin County border.
0
Comment
JEPS87944
Phyla nodiflora var. nodiflora
Barbara Ertter, Brad Olson
1991-9-28
10828
Contra Costa
at s end of San Pablo Reservoir between Orinda and El Sobrante; San Pablo Reservoir
91
Comment
SD241704
Phyllostachys aurea
Barbara Ertter
2001-5-26
17652
Contra Costa
Stamm Unit of Antioch Dunes National Wildlife Refuge east of Antioch.
Comment
CAS-BOT-BC202274
Pickeringia montana var. montana
Mary L. Bowerman
1931-5-2
793
Contra Costa
Mount Diablo. North end of Eagle Point ridge
Comment
UC1129855
Pickeringia montana var. montana
R. W. Lundh
1932-8-20
135
Contra Costa
2 mi s Mt. Diablo (Rock City); Mount Diablo Quadrangle
502
Comment
UC692282
Pickeringia montana var. montana
Mary L. Bowerman
1933-2-4
1690
Contra Costa
flat e Mt. Diablo-North Peak divide; Mount Diablo
822
Comment
JEPS65182
Pilularia americana
L. R. Heckard
1971-4-15
2485
Contra Costa
s Byron (field at intersection of Holey Rd.)
Comment
SD65509
Pilularia americana
Katherine Brandegee
1909-4-24
Contra Costa
Briones Road, between Antioch and Marsh Creek
Comment
JEPS48223
Pinus attenuata
H. M. Wheeler
1944-1-16
Contra Costa
Oakland Hills Moraga Ridge; , Moraga Ridge
Comment
UC1134138
Pinus attenuata
R. W. Lundh
1932-8-27
148
Contra Costa
1 mi w Cave point; Mt. Diablo Quad.
579
Comment
CAS-BOT-BC78443
Pinus contorta subsp. murrayana
H. M. Hall; H. P. Chandler
1900-7-1
730
Contra Costa
South Fork of San Joaquin River
Comment
JEPS46810
Pinus coulteri
W. L. Jepson
1931-4-5
15726
Contra Costa
Nortonville
Comment
POM287316
Pinus coulteri
Lyman Benson
1935-3-16
6280
Contra Costa
Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek.
244
Comment
UC440232
Pinus coulteri
Mrs. H. P. Bracelin
1931-3-22
179
Contra Costa
Nortonville
Comment
UC2029175
Pinus halepensis
Barbara Ertter
2000-7-29
17444
Contra Costa
Donner Basin on north side of Mount Diablo, Falls Trail at east fork of Donner Creek (between main fork and Wild Oat Canyon), trickle of surface water.
Comment
SJSU1345
Pinus muricata
A. W. Jacobs
1953-4-26
Contra Costa
Tilden Regional Park Botanic Garden, E of Berkeley
Comment
UC1061678
Pinus muricata
N. Floy Bracelin
1941-10-19
1713
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
UC806729
Pinus pinaster
Robert E. Burton
Contra Costa
near Valle Vista (south of Moraga) (n of Redwood road near creek)
Comment
JEPS111991
Pinus pinea
D. G. Kelch
2005-1-21
05 .7
Contra Costa
Crockett Collected along railroad tracks in West Valona across from the decommissioned sewage treatment plant
15
Comment
CDA23630
Pinus radiata
D. G. Kelch
2007-9-8
7 .578
Contra Costa
Carquinez Strait; Pinole Valley Park.
Comment
SEINET3874454
Pinus radiata
James K. Detling
1963-3-21
39
Contra Costa
Near Glorietta School, Orinda, California.; 0
91
Comment
JEPS48206
Pinus sabiniana
W. L. Jepson
1931-4-5
15727
Contra Costa
Nortonville
Comment
JEPS48211
Pinus sabiniana
W. L. Jepson
1901-10-12
1749
Contra Costa
Mitchell Canon Mt. Diablo, Mitchell Canon
Comment
UC85462
Pinus sabiniana
unknown
Contra Costa
Mt. Diablo
Comment
UC2028359
Piperia michaelii
Barbara Ertter with Tony Morosco
1998-7-11
16367
Contra Costa
North base of Mount Diablo, Coulter Pine Trail just east of Mitchell Rock Trail, N-facing slope
Comment
UC691267
Piperia unalascensis
Mary L. Bowerman
1931-5-2
789
Contra Costa
n end Eagle Point ridge; Mount Diablo
Comment
UC2028244
Pistacia atlantica
Barbara Ertter, Tony Morosco
1998-9-18
16418
Contra Costa
Lime Ridge Open Space northwest of Mount Diablo, western quarry area.
Comment
UC2032806
Pittosporum crassifolium
Doran, Andrew Scott
2012-3-20
676
Contra Costa
Brooks island loading dock, North side of island.
Comment
CAS-BOT-BC227987
Plagiobothrys
David D. Keck
1933-4-2
1995
Contra Costa
Vasco Road, eastern county, N of Vasco School
Comment
CHSC67891
Plagiobothrys acanthocarpus
James D. Jokerst
1989-3-29
3070
Contra Costa
Byron Hot Springs area NE of Livermore, adjacent to pipeline on terrace S of ephemeral creek.
Comment
CDA40687
Plagiobothrys acanthocarpus
Jim Jokerst
1989-3-29
3070
Contra Costa
Byron Hot Springs area northeast of Livermore, adjacent to pipeline on terrace south of ephemeral creek.
0
Comment
UC1950231
Plagiobothrys acanthocarpus
Barbara Ertter
1992-3-8
10911
Contra Costa
Contra Loma Regional Park; flat NE of bend in Frederickson Lane
Comment
CDA31452
Plagiobothrys bracteatus
D. G. Kelch
2006-5-2
6 .211
Contra Costa
Carquinez Strait; Fernandez Ranch; W. Christie Rd.
Comment
RSA0027645
Plagiobothrys bracteatus
Barbara Ertter
1998-5-3
16058
Contra Costa
Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo.
274
Comment
UC2027838
Plagiobothrys canescens
Barbara Ertter with Dan Norris
2001-4-15
17613
Contra Costa
West side Mount Diablo, divide NW of pond at base of China Wall formation.
Comment
UC56203
Plagiobothrys fulvus
H. M. Hall
1901-3-22
1693
Contra Costa
near Clayton; Region of San Francisco Bay
Comment
UC575686
Plagiobothrys fulvus
Alice Eastwood and John Thomas Howell
1935-4-7
2120
Contra Costa
sandy hills on Marsh Creek Road near Byron
Comment
CDA40676
Plagiobothrys humistratus
Jim Jokerst
1989-3-29
3066
Contra Costa
0.25 mile south of Byron Hot Springs, northeast of Livermore.
0
Comment
RSA666360
Plagiobothrys leptocladus
Barbara Ertter, J. D. Jokerst, D. Magney
1989-4-5
8129
Contra Costa
West and adjacent to Clifton Court Forebay, 15 air miles SW of Stockton.
0
Comment
UC78186
Plagiobothrys stipitatus
C. F. Baker
1903-4-27
2799
Contra Costa
Byron
Comment
RSA666369
Plagiobothrys stipitatus
Barbara Ertter, J. D. Jokerst, D. Magney
1989-4-5
8120
Contra Costa
West and adjacent to Clifton Court Forebay, 15 air miles SW of Stockton.
0
Comment
OBI20604
Plagiobothrys stipitatus var. micranthus
Robert F. Hoover
1967-4-28
10510
Contra Costa
Byron Hot Springs
Comment
UC583291
Plagiobothrys stipitatus var. micranthus
Lewis S. Rose
1936-4-24
36152
Contra Costa
10 mi s Antioch
30
Comment
RSA0069382
Plagiobothrys stipitatus var. micranthus
Katie Gallagher, Nick Jensen
2014-4-26
207
Contra Costa
Las Trampas Regional Wilderness.
487
Comment
UC573071
Plagiobothrys tenellus
H. L. Mason
1932-3-20
6847
Contra Costa
Antioch sand hills
Comment
JEPS105697
Plagiobothrys tenellus
David Gowen
2004-4-13
28
Contra Costa
Lime Ridge Open Space. Ridge Trail, south of its junction with Blue Oak Trail, ca. 700' elev.
Comment
JEPS116913
Plagiobothrys tenellus
David Gowen
2009-4-4
979
Contra Costa
On hard packed sandy road on Las Trampas Ridge, about midway between Sulpher Springs Trail and Del Amigo Trail.
Comment
UC924232
Plagiobothrys trachycarpus
H. S. Reed
1940-4-30
353
Contra Costa
Marsh Creek Road Mount Diablo (Mount Diablo)
365
Comment
JEPS116957
Plagiobothrys trachycarpus
David Gowen
2008-4-6
842
Contra Costa
East of Marsh Creek Road on Camino Diablo Road, on south side of road.
Comment
UC2070496
Plagiobothrys trachycarpus
Barbara Ertter
2003-3-28
18120
Contra Costa
Round Valley Regional Preserve, Fox Trail ca 1/8 mile west of junction with valley trail, low spot in road where water collects.
Comment
JEPS116833
Plagiobothrys undulatus
David Gowen
2007-5-8
706
Contra Costa
Briones Regional Park, around Maricich Lagoon.
Comment
JEPS22059
Plantago coronopus
G. Thomas Robbins
1958-7-13
3899
Contra Costa
n end Berrellesa Street, Martinez; Carquinez Strait
Comment
UC1618130
Plantago coronopus
Nancy Hillyard
1997-7-1
Contra Costa
Tilden Park in hills behind Berkeley (on Nimitz Trail); Tilden Park, Nimitz Trail
300
Comment Read comments Aug 20 2009
UC2029103
Plantago coronopus
Barbara Ertter
1990-10-24
9684
Contra Costa
Martinez Regional Shoreline on Carquinez Strait. Local near arch bridge.
Comment
JEPS7105
Plantago elongata
M. K. Curran
May 1886
Contra Costa
near Antioch
Comment
UC1314969
Plantago elongata
R. F. Hoover
1967-4-28
10516
Contra Costa
Byron Hot Springs
Comment
UC1618337
Plantago erecta
Barbara Ertter with John Little
1989-4-2
8109
Contra Costa
s end of Hillside Park in El Cerrito Hillside Park; El Cerrito, Hillside Park
Comment
UC2032844
Plantago erecta
Doran, Andrew Scott
2012-3-20
715
Contra Costa
Trail down from highest point of Brooks Island. South east part of Island.
Comment
POM61278
Plantago erecta
C. F. Baker
1903-4-28
2828
Contra Costa
Marsh Creek, Mt. Diablo.
Comment
CDA34009
Plantago lanceolata
D. G. Kelch
2011-3-31
11 .081
Contra Costa
Carquinez Region; Richmond; Hilltop Lake Park.
Comment
JEPS21983
Plantago lanceolata
William T. Hirano
1958-4-28
Contra Costa
near Inspiration Point (Wildcat Creek Road, San Pablo Ridge e of Berkeley); San Pablo Ridge
304
Comment
UC2032811
Plantago lanceolata
Doran, Andrew Scott
2012-3-20
681
Contra Costa
Brooks island loading dock, North side of island.
Comment
CHSC21614
Plantago major
Willis Ball
1975-2-23
434
Contra Costa
Contra Loma Regional Park. Small population in area #1 spread out in picnic area ca. 100 yds s of lake. 10 yds n of w end of parking lot.
45
Comment
JEPS87216
Plantago major
Lauramay T. Dempster
1991-6-15
Contra Costa
Orinda; 15 El Toyonal
Comment
UC28020
Plantago maritima var. juncoides
W. H. Brewer
1862-4-25
997
Contra Costa
Martinez
Comment
UC28022
Plantago maritima var. juncoides
Jos. Burtt Davy
1900-6-7
6670
Contra Costa
near Martinez
Comment
CDA32860
Plantago subnuda
D. G. Kelch
2010-10-5
10 .423
Contra Costa
The Delta.; Antioch shoreline. West of Fulton shipyard.
Comment
UC11981
Platanus racemosa
F. W. Koch
Aug. 1895
Contra Costa
Wildcat Creek
Comment
UC367125
Platanus racemosa
J. G. Lemmon and wife
June 1883
Contra Costa
John Muir's farm Martinez
Comment
CAS-BOT-BC91604
Platystemon californicus
John Thomas Howell
1933-5-14
11278
Contra Costa
Hills east of Saint Mary's College.
Comment
UC855266
Platystemon californicus
Lewis S. Rose
1941-3-27
41065
Contra Costa
hills 2 mi w Byron
60
Comment
JEPS12782
Plectritis macrocera
Rimo Bacigalupi with G. T. Robbins
1955-5-4
4975
Contra Costa
s of and above Nortonville ((site))
304
Comment
PASA292
Plectritis macrocera
Annetta Carter
1929-3-31
Contra Costa
Near Clayton
Comment
UC1100419
Pleuropogon californicus
Peter Kamb, Francia Chisaki, Galen Smith
1951-4-14
1978
Contra Costa
7 mi n of Walnut Creek (0.2 mi s of junction of highways 4 and 21)
Comment
CAS-BOT-BC260942
Pleuropogon californicus var. californicus
W. H. Brewer
1862-5-1
1043
Contra Costa
Walnut Creek
Comment
CAS-BOT-BC356112
Pluchea odorata
Walter Knight; J. Dean
1978-8-14
3137
Contra Costa
Browns Island
Comment
CDA8488
Pluchea odorata
D. G. Kelch, A. G. Murdock
2003-8-13
3 .096
Contra Costa
Carquinez Strait Region; Martinez Marsh.
Comment
JEPS40446
Pluchea odorata var. odorata
R. F. Hoover
1937-8-31
2703
Contra Costa
Avon
Comment
UC1024731
Poa annua
Leo Whitney
1935-4-21
3059
Contra Costa
Corral Hollow
Comment
UCD90342
Poa annua
Beecher Crampton
1956-5-14
3374
Contra Costa
5 miles south of city of Antioch, at head of Horse Valley.
Comment
CAS-BOT-BC254883
Poa bulbosa
John Thomas Howell
1983-5-12
54747
Contra Costa
Juniper Camp, Mount Diablo
914
Comment
CDA35481
Poa bulbosa
Ed Finley
1992-4-9
PDR# 962398
Contra Costa
Morgan Territory Regional Preserve, near Mt. Diablo.
0
Comment
CAS-BOT-BC246646
Poa howellii
Mary L. Bowerman
1933-4-22
1897
Contra Costa
Mount Diablo. Inner Black Hills just west of Cave Point
Comment
CDA946
Poa howellii
D. G. Kelch
2006-5-4
6 .127
Contra Costa
Carquinez Strait; Vaca Canyon, on North facing road cut/bank along Alhambra Valley Road.
Comment
UC697142
Poa howellii
Mary L. Bowerman
1933-6-3
2247
Contra Costa
summit Mt Diablo (ridge n of lower junction of 1-way rds)
Comment
UCD91103
Poa howellii
Beecher Crampton
1956-5-14
3396
Contra Costa
along Marsh Creek, Morgan Territory, southeast of Mt. Diablo.
Comment
CAS-BOT-BC246645
Poa howellii
Peter H. Raven; H. L. Mason; R. Ornduff; et al
1957-4-11
10622
Contra Costa
Curry Canyon, 4.0 miles s. of Recreation Ground
Comment
POM300627
Poa howellii
Mary L. Bowerman
1933-4-22
1897
Contra Costa
Inner Black Hills just west of Cave Point
Comment
POM300628
Poa secunda
Mary L. Bowerman
1933-5-3
1985
Contra Costa
Alder Canyon
732
Comment
POM301025
Poa secunda
Mary L. Bowerman
1933-5-8
2020
Contra Costa
Fossil Ridge near crest, on north side by side road, Mount Diablo
Comment
CAS-BOT-BC236386
Poa secunda subsp. secunda
Mary L. Bowerman
1933-4-15
1869
Contra Costa
Mount Diablo. Canyon S of Arroyo del Cerro: Rocky knoll 250 feet below spring
Comment
CAS-BOT-BC236390
Poa secunda subsp. secunda
Mary L. Bowerman
1935-5-3
2960
Contra Costa
Mount Diablo. Sloan Road
487
Comment
CAS-BOT-BC236397
Poa secunda subsp. secunda
Alice Eastwood
1893-5-3
s.n.
Contra Costa
Antioch
Comment
UC691174
Poa secunda subsp. secunda
Mary L. Bowerman
1932-3-27
1140
Contra Costa
below Mitchell Rock; Mt Diablo
Comment
UC691176
Poa secunda subsp. secunda
Mary L. Bowerman
1932-4-9
1323
Contra Costa
s spur on meridian Inner Black Hills; Mt Diablo
Comment
UC691187
Poa secunda subsp. secunda
Mary L. Bowerman
1935-4-26
2900
Contra Costa
w Indian Ceremonial spring; Mt Diablo
1021
Comment
UC70966
Poa secunda subsp. secunda
J. Burtt Davy
1900-3-24
6534
Contra Costa
near Pt. Richmond
Comment
UCD91671
Poa secunda subsp. secunda
P. B. Kennedy
1916-5-1
s.n.
Contra Costa
Pinehurst.
Comment
CAS-BOT-BC236385
Poa secunda subsp. secunda
Mary L. Bowerman
1935-5-18
3028
Contra Costa
Mount Diablo. N of the summit parking area
1036
Comment
SEINET5554719
Poaceae
J. Hamai
1985-1
s.n.
Contra Costa
Russell Reserve.
Comment
UC25592
Pogogyne douglasii subsp. parviflora
W. L. Jepson
May 23-24 1891
Contra Costa
Mount Diablo
Comment
JEPS107077
Pogogyne serpylloides
Barbara Ertter, Lisa Schultheis
1995-4-27
14017
Contra Costa
Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; head of west facing scrub-filled draw (east of golf-course).
Comment
RSA0022137
Pogogyne serpylloides
J. T. Howell
1930-4-22
4747
Contra Costa
Bald Peak
Comment
UC1988933
Pogogyne serpylloides
John Thomas Howell
1930-4-22
4747
Contra Costa
Bald Peak
Comment
JEPS65184
Pogogyne zizyphoroides
L. R. Heckard
1971-4-15
2483
Contra Costa
At intersection of Holey Road, South of Byron.
Comment
UC692130
Polygonum amphibium
Mary L. Bowerman
1935-9-13
3335
Contra Costa
Chase Pond Mount Diablo
Comment
UC1784185
Polygonum amphibium var. emersum
Ethel Crum
1930-9-29
863
Contra Costa
Marsh Creek Road to Holt
Comment
RSA721737
Polygonum amphibium var. emersum
Barbara J. Ertter, K. Ertter
1995-7-11
14482
Contra Costa
W side of Mt. Diablo SW of Walnut Creek, dense growth at lower end of Pine Pond.
183
Comment
CDA22736
Polygonum aviculare subsp. buxiforme
D. G. Kelch
2006-7-14
06 .328-B
Contra Costa
Carquinez Strait; Along Marine Vista Ave immmediately west of Pacheco Slough. East of Martinez.
Comment
JEPS112027
Polygonum aviculare subsp. depressum
Dean G. Kelch and Andrew G. Murdock
2004-7-9
DGK 04 .290Z
Contra Costa
Edwards Creek Crockett CA.
Comment
CDA2790
Polygonum cuspidatum
R. DeBoer
1969-5-9
Contra Costa
West side of parking lot, Rexal Park Pharmacy, 3716 San Pablo Dam Road, El Sobrante.
0
Comment
RSA309337
Polypodium californicum
Edward Lee, C. Belshaw
1935-12-28
1706
Contra Costa
Southwest-facing slope, Las Trampas Ridge, Las Trampas Peak
442
Comment
JEPS112032
Polypodium calirhiza
D. G. Kelch
2004-3-5
04 .4
Contra Costa
Martinez - Rankin Open Space Rankin Park, Martinez
68
Comment
UC692121
Polypodium calirhiza
Mary L. Bowerman
1935-3-15
2736
Contra Costa
e fork Arroyo del Cerro; Mt. Diablo
262
Comment
UC665693
Polypogon monspeliensis
Thomas Morley
1940-11-21
85
Contra Costa
banks at upper end of San Leandro Lake near mouth of Redwood Creek; upper end of San Leandro Lake, near mouth Redwood Creek
129
Comment
SEINET10593596
Polypogon monspeliensis
Alan A. Beetle
1941-6-24
Beetle 1750
Contra Costa
Point Richmond on SanFrancisco Bay, common in wet sandy places
Comment
CAS-BOT-BC237471
Polypogon viridis
Mary L. Bowerman
1936-8-17
3527
Contra Costa
Mount Diablo. Sulphur Spring in Pine Canyon
137
Comment
CAS-BOT-BC237473
Polypogon viridis
Walter & Irja Knight
1969-6-4
2623
Contra Costa
In the Regional Parks Botanic Garden
Comment
POM300722
Polypogon viridis
Mary L. Bowerman
1933-11-4
2462
Contra Costa
Mount Diablo; Alder Creek Springs.
488
Comment
CAS-BOT-BC76719
Polystichum lemmonii
C. G. Pringle
1881-8-19
s.n.
Contra Costa
Mountains about eh head waters of the Sacramento River
Comment
UC846002
Populus fremontii subsp. fremontii
Lewis S. Rose
1941-3-13
41028
Contra Costa
7 mi w Byron (Marsh Creek); Marsh Creek
Comment
UC2027748
Populus fremontii subsp. fremontii
Barbara Ertter
1996-11-24
15426
Contra Costa
West side of Mount Diablo, Pine Pond along Stage Road in Pine Canyon.
Comment
UC2042775
Potamogeton berchtoldii
Barbara Ertter with Lynne Hosley
1992-8-29
11267
Contra Costa
Morgan Territory Regional Preserve east of Mount Diablo, stock pond near junction of Eagle and Volvon trails at north end of preserve.
Comment
JEPS112077
Potentilla anserina subsp. pacifica
D. G. Kelch
2003-8-13
03 .107
Contra Costa
Martinez Marsh
0
Comment
JEPS23820
Proboscidea lutea
G. Thomas Robbins
1959-8-1
4114
Contra Costa
roadside berm of frontage road just s Mt. Diablo Blvd. ((about 0.5 mi e of concrete bridge at Charles Hill and about 0.2 mi w of jct. of Hidden Valley Rd.), 2 mi w of Lafayette)
144
Comment
JEPS112094
Prunus cerasifera
D. G. Kelch
2005-2-28
05 .11
Contra Costa
Pinole Valley Near Pinole Valley Road
36
Comment
UC1128498
Prunus subcordata
R. W. Lundh
1932-9-3
157
Contra Costa
1 mi n of North Peak
609
Comment
CDA42365
Pseudognaphalium californicum
D. G. Kelch, Vince Guise
2012-7-26
12 .232
Contra Costa
El Sobrante; Circle Dr.
Comment
JEPS75547
Pseudognaphalium californicum
P. F. Yorks
1975-7-5
467
Contra Costa
ca 1.5 mi s Bear Creek Road (on Hampton Road in Hampton Road Natural Reserve, n of Briones Reservoir)
180
Comment
UC691824
Pseudognaphalium californicum
Mary L. Bowerman
1935-5-30
3089
Contra Costa
Eagle Point ridge
320
Comment
JEPS75564
Pseudognaphalium luteoalbum
P. F. Yorks
1974-10-27
374 -1
Contra Costa
2.0 km s Bear Creek Road (on Hampton Road, n of Briones Reservoir, in Hampton Road Natural Reserve); Northern coast, Hampton Road Natural Reserve
Comment
SBBG103996
Pseudognaphalium microcephalum
W. Knight, I. Knight
1977-7-25
Contra Costa
Black Diamond Mines Regional Reserve, Nortonville town site
167
Comment
JEPS75548
Pseudognaphalium ramosissimum
P. F. Yorks
1975-8-29
491
Contra Costa
on Hampton Road ca 1.6 km s Bear Creek Road (n of Briones Reservoir); Hampton Road Natural Preserve
180
Comment
UC691826
Pseudognaphalium stramineum
Mary L. Bowerman
1938-9-17
3717
Contra Costa
Johnny Walker Spring Mount Diablo, Johnny Walker Spring
731
Comment
UCD36027
Psilocarphus brevissimus
Beecher Crampton
1949-6-10
472
Contra Costa
city of Richmond.
16
Comment
CAS-BOT-BC361877
Psilocarphus tenellus
E. M. Zeile
1924-5-4
s.n.
Contra Costa
Hills above Walnut Creek
Comment
CAS-BOT-BC361878
Psilocarphus tenellus
John Thomas Howell
1930-4-22
4748
Contra Costa
Bald Peak
Comment
UC1819052
Psilocarphus tenellus
Barbara Ertter, Chris Thayer
1995-4-25
13990
Contra Costa
Southeast side of Mt. Diablo northeast of Danville; Devil's Slide area of Sycamore Canyon, roadside thru chaparral zone.
304
Comment
POM138613
Ptelea baldwinii subsp. crenulata
C. F. Baker
1903-4-28
2943
Contra Costa
Mitchell's Canyon, Mt. Diablo.
Comment
RSA77085
Ptelea baldwinii subsp. crenulata
Alice Eastwood, John T. Howell
1936-4-19
2134
Contra Costa
Nortonville.
Comment Read comments Aug 27 2011
CAS-BOT-BC148621
Ptelea crenulata
C. F. Baker
1903-4-28
2943
Contra Costa
Mitchell's Canyon [canon], Mt. Diablo
Comment
JEPS40172
Ptelea crenulata
W. L. Jepson
1907-4-27
2648
Contra Costa
Mt. Diablo
Comment
JEPS40175
Ptelea crenulata
F. T. Bioletti
1894-5-13
Contra Costa
Mt. Diablo
Comment
CAS-BOT-BC148631
Ptelea crenulata
John Thomas Howell
1934-4-8
11811
Contra Costa
7 miles from Clayton on road to Livermore
Comment
CAS-BOT-BC148633
Ptelea crenulata
H. M. Hall
1910-8-17
10277
Contra Costa
Upper Horse Valley (6 mi. s. of Antioch)
213
Comment
JEPS57983
Pterostegia drymarioides
W. L. Jepson
1923-4-22
9867
Contra Costa
Mt. Diablo
Comment
UC692211
Pterostegia drymarioides
Mary L. Bowerman
1933-4-9
1833
Contra Costa
w. fork Donner Canyon; Mt. Diablo
243
Comment
UCD35992
Pterostegia drymarioides
Beecher Crampton
1949-4-1
422
Contra Costa
Contra Costa County, Moraga Ridge.
60
Comment
JEPS112099
Pyracantha crenatoserrata
D. G. Kelch
2005-5-13
05 .246
Contra Costa
Martinez. South of oil refinery along Railroad tracks in fragment of habitat
28
Comment
UC1748009
Quercus
E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz
2000-9-13
656
Contra Costa
Fossil Ridge, just below and 0.1 mi along fire rd that begins at the parking lot SE of Rock City and climbs onto Fossil Ridge in southeasterly direction Mount Diablo State Park
487
Comment
CAS-BOT-BC104164
Quercus X morehus
John Thomas Howell
1925-10-11
1503
Contra Costa
Chaparral, Moraga Ridge, Oakland Hills
Comment
CAS-BOT-BC45660
Quercus agrifolia
Mary L. Bowerman
1930-10-25
495
Contra Costa
Near Sloan Road, Mount Diablo
Comment
CAS-BOT-BC45661
Quercus agrifolia
Mary L. Bowerman
1933-4-22
1905
Contra Costa
Curry-Cave Point trail: By water-trough, Mount Diablo
457
Comment
CHSC39479
Quercus agrifolia
Tyler Williams
1984-4-18
25
Contra Costa
Mt. Diablo. At Live Oak Group Camp, ca 50 yd ne of site #15, in Rock City area of Mount Diable State Park.
304
Comment
POM210976
Quercus agrifolia
Joseph A. Ewan
1933-10-15
8027
Contra Costa
SW slope of Mt Diablo
1067
Comment
UCD45098
Quercus agrifolia
John M. Burns
1959-3-4
s.n.
Contra Costa
Sand dunes along south side of San Joaquin River, just east of Antioch, Contra Costa County, California.
Comment
UC5471
Quercus agrifolia
A. Resmond
1862-10-24
1474
Contra Costa
near summit between Oakland and Walnut Creek
Comment
UC691300
Quercus berberidifolia
Mary L. Bowerman
1930-8-31
444
Contra Costa
near Rock City (Dan Cook (Rock City) Canyon); Mount Diablo
Comment
UC691312
Quercus berberidifolia
Mary L. Bowerman
1935-11-30
3355
Contra Costa
Fossil Ridge Mount Diablo
Comment
UC691275
Quercus chrysolepis
Mary L. Bowerman
1930-10-25
496
Contra Costa
Sloan Road Mount Diablo
Comment
UC691284
Quercus chrysolepis
Mary L. Bowerman
1930-6-7
275
Contra Costa
Mount Diablo summit Mount Diablo
Comment
CAS-BOT-BC86642
Quercus douglasii
Brandegee
s.n.
Contra Costa
unspecified
Comment
CAS-BOT-BC86643
Quercus douglasii
Alice Eastwood
1923-5-4
11732
Contra Costa
Mt. Diablo
Comment
RSA476582
Quercus douglasii
Bonnie C. Templeton
1962-6-20
s.n.
Contra Costa
Mount Diablo
Comment
CAS-BOT-BC94251
Quercus garryana
Alice Eastwood
1923-5-4
11704
Contra Costa
Mt. Diablo
Comment
JEPS111963
Quercus kelloggii
D. G. Kelch
2004-9-2
04 .330B
Contra Costa
Franklin Canyon - McHarry Ranch Rd. McHarry Ranch Road.
126
Comment
UC691308
Quercus kelloggii
Mary L. Bowerman
1931-9-27
1047
Contra Costa
n side North Peak (Quicksilver Mine); Mount Diablo
Comment Read comments Jan 15 2014
UCSC008846
Quercus kelloggii
Al Keuter
2014-5-23
AK 00 -096
Contra Costa
Along Bear Creek Road at San Pablo Creek.
91
Comment
UC5623
Quercus kelloggii
W. G. Klee
1878-1
Contra Costa
between Lafayette and the Fish Ranch (on the road to Mt. Diablo)
Comment
JEPS37352
Quercus lobata
W. L. Jepson
1916-10-22
6852
Contra Costa
Las Trampas Ridge
Comment
UC1135713
Quercus lobata
R. W. Lundh
1932-9-1
154
Contra Costa
1 mi n Eagle Point; Mt. Diablo Quad.
228
Comment
UC848107
Quercus lobata
Lewis S. Rose
1938-10-28
38306
Contra Costa
6 mi e Clayton; Marsh Creek
152
Comment
RSA0016755
Quercus parvula var. shrevei
Ellen Dean, Barbara Ertter, J. M. Tucker, C. Chaney
2000-9-13
650
Contra Costa
City of El Sobrante; El Sobrante Ridge, upslope of the terminus of Heavenly Ridge Road, junction of Heavenly Ridge Trail and Manzanita Trail.
213
Comment
UCD47151
Quercus parvula var. shrevei
H. D. Jones
1910-11-26
s.n.
Contra Costa
Mt. Diablo, Contra Costa County.
Comment
JEPS104763
Quercus wislizeni
John L. Morrison
1937-3-6
1973
Contra Costa
S of Antioch
Comment
UC691294
Quercus wislizeni
Mary L. Bowerman
1932-1-30
1079
Contra Costa
Inner Black Hills, head of ne fork (nw corner of the basin) Mount Diablo
670
Comment
UC691296
Quercus wislizeni
Mary L. Bowerman
1933-9-30
2449
Contra Costa
Russelman Park Mount Diablo
Comment
CAS-BOT-BC362441
Rafinesquia californica
Mary L. Bowerman
1930-6-14
327
Contra Costa
Mount Diablo. Meridian Peak little below summit
Comment
POM270022
Ranunculus aquatilis var. capillaceus
Mary L. Bowerman
1931-4-4
662
Contra Costa
Pool W of Turtle Rock (can be seen from top of rock) covering a considerable area of the bottom of the dried up pool
Comment
UC2028488
Ranunculus aquatilis var. diffusus
Barbara Ertter
1998-5-3
16057
Contra Costa
Turtle Rock ponds along Barbeque Terrace Road in upper Pine Canyon, southwest flank of Mount Diablo
Comment
UCD84954
Ranunculus californicus
Chuck Hughes
2010-4-1
226
Contra Costa
About 0.6 mile east of Los Vaqueros Road.
305
Comment
UC692188
Ranunculus canus
Mary L. Bowerman
1931-3-21
587
Contra Costa
Sycamore Canyon Mount Diablo
335
Comment
SEINET12087454
Ranunculus canus
Unknown
1931-1
2655
Contra Costa
W. Base Mt. Diablo, Danville, Mt. Range: South Coast, Sacramento River, North slope
Comment
UCSB11261
Ranunculus canus
Hayes, Judy
1961-3-30
Contra Costa
2 miles N of South Gate of Mount Diablo State Park
457
Comment
POM268694
Ranunculus canus var. laetus
Jos. Burtt Davy
1895-4-7
925
Contra Costa
Antioch
Comment
JEPS112055
Ranunculus hebecarpus
D. G. Kelch
2005-5-1
05 .188
Contra Costa
Crockett - Edwards Canyon. Hill below Cummings Skyway, 100 ms west of Crockett Blvd. junction.
150
Comment
UC118247
Ranunculus hebecarpus
T. S. Brandegee
May 1889
Contra Costa
Antioch
Comment
UC854399
Ranunculus hebecarpus
Lewis S. Rose
1940-4-11
40180
Contra Costa
6 mi se Clayton; Marsh Creek
60
Comment
POM269205
Ranunculus hebecarpus
H. L. Mason
1929-3-29
5126
Contra Costa
Marsh Creek Road, 2 miles above Clayton
Comment
SEINET3816544
Ranunculus hebecarpus
Lewis S. Rose
1934-3-21
34071
Contra Costa
Marsh Creek, 6 miles east of Clayton.
Comment
JEPS102904
Ranunculus lobbii
Barbara Ertter with Mary Bowerman
1995-5-7
14035
Contra Costa
pond W of Three Springs trail on NE side of mouuntain Mount Diablo
304
Comment
JEPS112057
Ranunculus muricatus
D. G. Kelch
2004-4-24
04 .96
Contra Costa
Ca ada del Cierbo Upper Ca ada de Cierbo on fire road to cow barn along Cummings Skyway
70
Comment
UC1084395
Ranunculus occidentalis
G. Thomas Robbins
1937-4-25
140
Contra Costa
hillside near La Vista
Comment
UC61031
Ranunculus orthorhynchus var. bloomeri
N. L. Gardner
1904-2-17
Contra Costa
Happy Valley
Comment
RSA721368
Ranunculus sceleratus
Barbara J. Ertter
1995-7-11
14485
Contra Costa
W side of Mt. Diablo SW of Walnut Creek, dense growth at lower end of Pine Pond.
183
Comment
UC2027957
Ranunculus sceleratus
Barbara Ertter with Joanne Kerbavaz
2000-8-20
17499
Contra Costa
South side Mount Diablo, spring feeding Chase Pond.
Comment
UC2028045
Raphanus raphanistrum
Barbara Ertter
1998-3-1
15923
Contra Costa
Diablo Foothills Regional Park, just south end of Shell Ridge Loop Trail southeast of Old Borges Ranch.
Comment
UC650429
Raphanus sativus
Ira L. Wiggins
1930-4-18
4610
Contra Costa
Jersey Island
Comment
SEINET11268201
Raphanus sativus
Barbara Ertter
1998-6-12
16160
Contra Costa
North Gate Road on west flank of Mount Diablo, dogleg in road above raches opposite Angel Kerley trail head.; 0
579
Comment
CDA29197
Rhamnus californica
D. G. Kelch
2008-6-15
8 .249
Contra Costa
Carquinez Strait; Crockett hills, S of Cummings Skyway, W of Crockett Blvd.
Comment
CAS-BOT-BC59895
Rhamnus ilicifolia
Peter Rubtzoff
1951-10-7
816
Contra Costa
Ca. 3 mi. ne. of Moraga, near Trampas and Grizzly Creeks.
Comment
UC1121879
Rhamnus ilicifolia
G. T. Nordstrom
1937-11-9
1411
Contra Costa
3.2 mi se Somerville; Mt. Diablo Quad.
198
Comment
UC311490
Rhamnus ilicifolia
A. D. E. Elmer
May 1903
4326
Contra Costa
Mount Diablo
Comment
UC692598
Rhamnus tomentella subsp. tomentella
Mary L. Bowerman
1933-5-21
2151
Contra Costa
s of Curry Canyon (Grapevine Spring gulley, slightly above the spring); Mount Diablo
Comment
JEPS77004
Ribes amarum
Robert M. Lloyd
1963-3-17
2133
Contra Costa
0.5 mi e Grizzly Peak Road (on Skyline Drive (across from 7090 Skyline Drive), Huckleberry trail); Huckleberry trail
Comment
SBBG28501
Ribes californicum
E. Mulliken
1905-1-28
Contra Costa
Wildcat Cyn, Berkeley Hills
Comment
SD2124
Ribes californicum
Earle Mulliken
1905-2-5
161
Contra Costa
Berkeley Hills.
Comment
SD2125
Ribes californicum
Earle Mulliken
1905-1-28
161
Contra Costa
Wildcat CaA'on, Berkeley Hills.
Comment
JEPS116743
Ribes divaricatum var. pubiflorum
David Gowen
2007-3-22
667
Contra Costa
Old Tunnel Rd. south of east entrance to Caldecott Tunnel.
Comment
CAS-BOT-BC168919
Ribes malvaceum
E. M. Zeile
1921-11-19
s.n.
Contra Costa
Mt. Diablo
Comment
RSA0021636
Ribes malvaceum
Alice Eastwood, J. T. Howell
1936-4-19
2140
Contra Costa
Nortonville.
Comment
CAS-BOT-BC168920
Ribes malvaceum
Rimo Bacigalupi
1924-2-17
s.n.
Contra Costa
Lower slopes of Mt. Diablo (Black Hills) along new auto road from Diablo Station, at Garden of the Julgle Gods
457
Comment
CAS-BOT-BC206016
Ribes menziesii
Mary L. Bowerman
1944-6-19
3894
Contra Costa
Mount Diablo. Summit
Comment
UC691487
Rigiopappus leptocladus
Mary L. Bowerman
1935-4-17
2835
Contra Costa
2 mi from North Gate (North Road, ridge w of chaparral); Mount Diablo
286
Comment
UC1818896
Rigiopappus leptocladus
Barbara Ertter, Mary Bowerman et al.
1995-5-7
14063
Contra Costa
Three-Springs Trail on NE side of Mt. Diablo SE of Clayton, small serpentine patch at road junction
Comment
UC1050828
Romneya coulteri
N. Floy Bracelin
1941-6-1
1344
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
CAS-BOT-BC75017
Rorippa palustris
Walter Knight; Rolf Bensler; Brian Atwater; J. Dean; Bryan Mortensen
1979-4-13
3363
Contra Costa
Browns Island. Crooked Slough.
Comment
UC1795617
Rosa
Barbara Ertter
1993-4-2
11481
Contra Costa
along railroad west of Crockett at west edge of Carquinez Straits
Comment
CAS-BOT-BC147409
Rosa californica
Walter Knight; Joanne Dean
1978-8-14
3180
Contra Costa
Browns Island
Comment
CDA23621
Rosa gymnocarpa
D. G. Kelch, D. A. Weinstein
2008-4-15
8 .046
Contra Costa
Carquinez Strait; S Port Costa along Mckewen Rd.
Comment
OBI10018
Rosa gymnocarpa
H. E. McMinn
1932-1
5278
Contra Costa
Orinda
Comment
UC691149
Rosa gymnocarpa
Mary L. Bowerman
1931-5-23
895
Contra Costa
Alamo Canyon Mount Diablo (n-facing bank in canyon bottom)
487
Comment
CAS-BOT-BC147206
Rubus parviflorus
Mary L. Bowerman
1933-5-19
2140
Contra Costa
Below Morgan Sulphur Spring
335
Comment
CAS-BOT-BC147205
Rubus parviflorus
Mary L. Bowerman
1933-11-4
2464
Contra Costa
Alder Creek Springs
487
Comment
CAS-BOT-BC158775
Rubus ursinus
Alice Eastwood
1915-5-30
4448
Contra Costa
Mt. Diablo
Comment
UC12996
Rubus ursinus
W. H. Brewer
1862-5-17
1107
Contra Costa
Canyon n Monte Diablo; Canyon n of Monte Diablo
Comment
UC2032842
Rubus ursinus
Doran, Andrew Scott
2012-3-20
713
Contra Costa
North east side of Brooks Island
Comment
CDA25734
Rumex acetosella
D. G. Kelch, D. A. Weinstein
2008-4-15
8 .042
Contra Costa
Carquinez Strait; S Port Costa along Mckewen Rd.
Comment
JEPS99969
Rumex crispus
A. Langston
2003-6-23
AL 55
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
UC407042
Rumex crispus
Ira L. Wiggins
1930-4-18
4605
Contra Costa
Jersey Island
Comment
JEPS112030
Rumex obtusifolius
Dean G. Kelch and Andrew G. Murdock
2005-4-24
DGK 05 .177
Contra Costa
Franklin Canyon, Contra Costa County, CA. Collier Hill. West Carbon.
Comment
JEPS41049
Rumex salicifolius var. salicifolius
Rimo Bacigalupi, and L. R. Heckard
1965-5-11
9074
Contra Costa
sw of Richmond (w side of Brooks Island); San Francisco Bay, Brooks Island
6
Comment
UC692209
Rumex salicifolius var. salicifolius
Mary L. Bowerman
1935-10-26
3346
Contra Costa
2 rd mi e Mount Diablo west entrance; Mount Diablo
228
Comment
JEPS121055
Rupertia physodes
Dean G. Kelch and Andrew G. Murdock
2004-5-9
042 .12
Contra Costa
Crockett - Bull Valley
Comment
UC1795720
Sagina apetala
Barbara Ertter, Chris Thayer
1995-4-25
13991
Contra Costa
Southeast side of Mt. Diablo northeast of Danville; Devil's Slide area of Sycamore Canyon, roadside thru chaparral zone.
304
Comment
UCD143634
Sagina procumbens
Mack Osborne
1948-6-25
s.n.
Contra Costa
Danville.
Comment
POM208488
Sagittaria latifolia
H. M. Hall
1916-8-16
10273
Contra Costa
Antioch. Region of San Francisco Bay.
Comment
UC194965
Sagittaria latifolia
H. M. Hall
1916-8-16
10273
Contra Costa
Antioch , Antioch (Region of San Francisco Bay)
Comment
UCR265185
Salicornia pacifica
Barbara Ertter, Elizabeth Neese
1988-10-15
7974
Contra Costa
Central Coast, El Cerrito, west of Hwy I-580, west side along Rydin Road north of Central Avenue
4
Comment
JEPS22093
Salicornia virginica
G. Thomas Robbins
1958-7-19
3904
Contra Costa
about 0.75 mi s Pt. San Pablo, Potrero San Pablo, Richmond; San Francisco Bay, Point Orient
Comment
UC69365
Salix
Wm. W. Mott
1905-1-10
Contra Costa
near Berkeley (n.e. corner of San Pablo Ave. & McAvoy Lane, opposite 7 Mile House)
Comment
UC69370
Salix
Wm. W. Mott
1905-3-1
Contra Costa
n.e. corner San Pablo Ave. & McAvoy Lane
Comment
CAS-BOT-BC129909
Salix bonplandiana
Alice Eastwood
1921-4-18
10305
Contra Costa
Antioch
Comment
CAS-BOT-BC129914
Salix bonplandiana
Mary L. Bowerman
1933-11-9
2468
Contra Costa
Meridian Peak; spring on ridge west of Old Government Trail, fifty feet from head of spring - Mount Diablo
533
Comment
CAS-BOT-BC129919
Salix bonplandiana
Mary L. Bowerman
1933-5-10
2067
Contra Costa
Mount Diablo - spring on ridge below Indian Ceremonial Spring
975
Comment
UC691958
Salix exigua var. hindsiana
Mary L. Bowerman
1935-5-30
3080
Contra Costa
by Donner Canyon stream Donner Canyon; Mt. Diablo, Donner Canyon
152
Comment
CDA15252
Salix gooddingii
G. F. Hrusa, D. Crowe
1998-5-8
14383 b
Contra Costa
Sacramento Delta; Dow Ecological Reserve on Dow Chemical property at Pittsburg.
Comment
CAS-BOT-BC104086
Salix hindsiana
Mary L. Bowerman
1935-5-30
3080
Contra Costa
By Donner Canyon stream
152
Comment
CAS-BOT-BC104085
Salix hindsiana
Mary L. Bowerman
1936-5-6
3412 a
Contra Costa
Mitchell Canyon
152
Comment
JEPS112251
Salix laevigata
D. G. Kelch
2004-5-7
04 .198
Contra Costa
Canada del Cierbo
40
Comment
SEINET3158569
Salix laevigata
H. P. Chandler
1901-3-22
858
Contra Costa
Pacheco
Comment
UC650582
Salix laevigata
Ira L. Wiggins
1930-4-18
4601
Contra Costa
levee banks Jersey Island
Comment
UC691924
Salix laevigata
Mary L. Bowerman
1935-6-1
3119
Contra Costa
by rd. just below Silver Springs Grapevine Picnic Grounds; Mt. Diablo
853
Comment
UC692053
Salix laevigata
Mary L. Bowerman
1935-10-26
3348
Contra Costa
creek bottom at road junction Mt. Diablo
640
Comment
POM300724
Salix laevigata
Mary L. Bowerman
1931-3-14
566
Contra Costa
Riggs Canyon, E side. Mount Diablo.
Comment
CDA39557
Salix lasiolepis
D. G. Kelch
2005-3-11
5 .038
Contra Costa
Carquinez Strait Region; Martinez - Franklin Hills. Carquinez Shoreline EBRP. West of Martinez High School.
Comment
OBI70551
Salix lasiolepis
D. G. Kelch, D. A. Weinstein
2008-4-25
8 .087
Contra Costa
Alvarado Park (W end of Wildcat Canyon Park)
122
Comment
UC2032847
Salix lasiolepis
Doran, Andrew Scott
2012-3-20
718
Contra Costa
Southern part of Brooks Island, old quarry near gravel conveyer belt and grind house.
Comment
UC692055
Salix lasiolepis
Mary L. Bowerman
1932-8-27
1520
Contra Costa
spring s Turtle Rock; Mount Diablo
Comment
JEPS79009
Salsola tragus
Edward Lee with Annetta Carter
1935-8-17
1618
Contra Costa
just e. Antioch
Comment
POM71109
Salvia mellifera
H. P. Chandler
1901-4-5
976
Contra Costa
Mt. Diablo
Comment
UCD36923
Salvia mellifera
Beecher Crampton
1956-5-14
3406
Contra Costa
Southern boundary of Mount Diablo State Park.
Comment
SEINET12273224
Salvia mellifera
M. T. Doutt
1930-1
89
Contra Costa
Marsh Creek
Comment
UC25745
Salvia spathacea
F. T. Bioletti
1894-5-13
Contra Costa
Mt. Diablo
Comment
UCD150884
Sambucus nigra subsp. caerulea
James A. Neilson Jr.
1972-11-9
s.n.
Contra Costa
Walnut Creek drainage. Elevation estimated using Google Earth by label maker.
1
Comment
UCD164883
Sambucus nigra subsp. caerulea
Henry House
1995-5-20
1995- 12
Contra Costa
Adjacent to Walnut Blvd., approximately 1.25 km south of Marsh Creek Road.
30
Comment
CAS-BOT-BC223247
Sanicula bipinnata
Alice Eastwood; John Thomas Howell
1936-4-19
s.n.
Contra Costa
Nortonville
Comment
CAS-BOT-BC223248
Sanicula bipinnata
Mrs. Brandegee
No date on label
s.n.
Contra Costa
Antioch
Comment
SEINET13945126
Sanicula bipinnata
Lewis S. Rose
1934-1
34063
Contra Costa
3 mi. E. of Clayton
Comment
UCD127997
Sanicula bipinnata
P. B. Kennedy
1927-4-10
s.n.
Contra Costa
Mount Diablo.
Comment
UCD127998
Sanicula bipinnata
P. B. Kennedy
1925-4-26
s.n.
Contra Costa
Sycamore Canon Road, Mt. Diablo.
Comment
UCSB4634
Sanicula bipinnata
Kamb, Peter; Chisaki, Francia
1950-3-18
Contra Costa
Head of Pine Canyon, Mt. Diablo
533
Comment
JEPS111603
Sanicula bipinnatifida
D. G. Kelch
2003-3-21
03 .50
Contra Costa
Martinez - West: Ozol Rock and Scenic Drive
40
Comment
RSA720813
Sanicula bipinnatifida
Barbara Ertter, Dale Sanders, Dan Norris
1994-3-26
12335
Contra Costa
Peyton Hill east of I-680 east of Martinez, south of Waterfront Road, southeast side of hill.
30
Comment
RSA0033930
Sanicula crassicaulis
Barbara Ertter, Richard K. Brummitt
1998-5-6
16087
Contra Costa
Lower Donner Canyon Road on north base of Mount Diablo, ca. 1/2 miles south of Donner cabin site.
304
Comment
JEPS2845
Sanicula saxatilis
Edw. L. Greene
1892-6-1
Contra Costa
Mt. Diablo
Comment
UC480613
Sanicula saxatilis
Carl Meyer
1928-2-22
281
Contra Costa
Mount Diablo
Comment
UC666653
Sanicula saxatilis
John Thomas Howell
1942-5-24
16969
Contra Costa
Mount Diablo, Eagle Peak Mount Diablo; , Eagle Peak
Comment
JEPS98659
Sanicula tuberosa
O. Gomez, L. Schulties and P. Vargas
1996-5-29
43 PV96
Contra Costa
trail between Mt. Diablo Peak and North Peak Mt. Diablo State Park
Comment
UC2029042
Sanicula tuberosa
Barbara Ertter
2000-3-19
16895
Contra Costa
Southwest side of Mount Diablo, Secret Trail between Barbecue Terrace Road and Wall Point Road.
Comment
JEPS43797
Saxifraga californica
E. W. Hicks
1917-3-24
107
Contra Costa
Mount Diablo
304
Comment
SEINET3840825
Scabiosa atropurpurea
Unknown
2006-6-23
6 .322
Contra Costa
West Valona, West of Zampa Bridge above San Pablo avenue, along small stream draining north into the Western end of the Carquinez Strait
91
Comment
RSA771187
Scandix pecten-veneris
Barbara Ertter
1991-6-1
10072
Contra Costa
Las Trampas Regional Wilderness in hills of Danville, paved portion of Rocky Ridge Trail ca 1 mile from parking lot
488
Comment
CAS-BOT-BC111379
Schoenoplectus acutus var. occidentalis
LeRoy Abrams
1916-7-29
6304
Contra Costa
Martinez
Comment
CAS-BOT-BC111461
Schoenoplectus californicus
Ira L. Wiggins
1930-11-18
4592
Contra Costa
Levees, Jersey Island.
Comment
CAS-BOT-BC111463
Schoenoplectus californicus
Walter Knight; Irja Knight
1977-5-22
s.n.
Contra Costa
Growing at site of little corral. Antioch Dunes.
Comment
CAS-BOT-BC111830
Schoenoplectus tabernaemontani
Virginia I. Dains; Walter Knight
1986-8-8
5458
Contra Costa
Lct Rock S1 & Werner Cut.
Comment
SEINET192303
Scirpus acutus
O. Woggoms, Woggoms
1930-4-18
4589
Contra Costa
Jersey Island Contra Costa Co.
Comment
UC650560
Scirpus californicus
Ira L. Wiggins
1930-4-18
4592
Contra Costa
Levee bank Jersey Island
Comment
JEPS111881
Scirpus maritimus
A. G. Murdock
2004-5-28
300
Contra Costa
Luzon
60
Comment
CDA23594
Scirpus microcarpus
D. G. Kelch
2007-9-8
7 .58
Contra Costa
Carquinez Strait; Pinole Valley Park.
Comment
UC584351
Scribneria bolanderi
G. L. Stebbins Jr.
1937-5-1
2112
Contra Costa
1 mi s of Summerfield (Summerfield=Somersville, at the head of Walker Canyon; due s of Antioch)
Comment
UC1948943
Scrophularia californica
William J. Ferlatte, L. Maynard Moe
1970-4-27
1223
Contra Costa
San Francisco Bay: Red Rock Island
Comment
UC2032823
Scrophularia californica
Doran, Andrew Scott
2012-3-20
693
Contra Costa
North end of Brooks Island along ridge overlooking artificial spit, southwest of caretakers residence.
Comment
PASA1037
Scrophularia californica
Annetta Carter
1929-3-31
Contra Costa
Near Clayton. Hills north of Mt. Diablo
Comment
UC565460
Scutellaria tuberosa
Herbert L. Mason
1928-4-15
4342
Contra Costa
top of Moraga Ridge
Comment
RSA0068478
Scutellaria tuberosa
Katie Gallagher, Nick Jensen
2014-4-26
200
Contra Costa
Las Trampas Regional Wilderness.
396
Comment
SEINET3153355
Scutellaria tuberosa
L. S. Rose
1940-4-30
40250
Contra Costa
Marsh Creek, 4 mi. E of Clayton
91
Comment
JEPS48062
Sedum spathulifolium
W. L. Jepson
1918-6-5
7610
Contra Costa
summit North Peak (Mt. Diablo); , summit of North Peak
1066
Comment
UC691356
Senecio aronicoides
Mary L. Bowerman
1933-5-22
2166
Contra Costa
Mount Diablo , Inner Black Hills (near crest, Inner Black Hills)
Comment
UCD102385
Senecio aronicoides
Daniel Sanchez-Mata; M. P. Rodriguez-Rojo
2002-4-24
s.n.
Contra Costa
Mount Diablo State Park. North Peak Road to North Peak.
890
Comment
JEPS19398
Senecio flaccidus var. douglasii
G. Thomas Robbins
1940-5-19
326
Contra Costa
e of Antioch (hills bordering San Joaquin River); San Joaquin River
Comment
JEPS79322
Senecio flaccidus var. douglasii
Edward Lee with Annetta Carter
1935-8-17
1634
Contra Costa
Antioch
Comment
RSA107411
Senecio flaccidus var. douglasii
L. S. Rose
1955-10-17
55186
Contra Costa
Antioch
15
Comment
CAS-BOT-BC327444
Senecio flaccidus var. douglasii
Walter Knight
1965-3-1
s.n.
Contra Costa
Overlooking Carquinez Straits
Comment
UC335828
Senecio triangularis
unknown
Contra Costa
near Mt. Diablo; near Mt. Diablo
Comment Read comments Feb 11 2013
JEPS48264
Sequoia sempervirens
K. D. Jones
1908-4-5
Contra Costa
Redwood Peak
Comment
SBBG363
Sequoia sempervirens
J. M. Tucker
1946-3-14
1377
Contra Costa
ca. 200 yds S of summit of Redwood Peak
Comment
CDA33500
Sesbania punicea
Slate
2010-7-6
PDR# 1649539
Contra Costa
Alamo; 155 Via Bonita
0
Comment
CDA37437
Sesbania punicea
D. G. Kelch, Mike Perlmutter
2011-9-23
11 .764
Contra Costa
Antioch. Dow Wetlands.
Comment
UC692651
Silene californica
Mary L. Bowerman
1935-6-15
3138
Contra Costa
crest of Eagle Point ridge at edge of chaparral and on margin of chaparral on w face..Arctostaphylos..Quercus burned in 1931 Mount Diablo, Eagle Point Ridge (are bordered by band Eriodictyon..)
792
Comment
JEPS111788
Silene gallica
D. G. Kelch
2005-3-24
05 .57
Contra Costa
Point Pinole: Southern Pt. Pinole
3
Comment
JEPS73598
Silene gallica
L. R. Heckard
1971-4-22
2494
Contra Costa
e. Pinole (along R.R. grade near Hwy. 80 crossing)
Comment
UC2029065
Silene laciniata subsp. californica
Barbara Ertter
2000-7-29
17440
Contra Costa
Donner Basin on north side of Mount Diablo, lower Middle Trail between first creek crossing and Falls Trail junction.
Comment
CAS-BOT-BC74935
Sinapis arvensis
Ira L. Wiggins
1930-4-18
4611
Contra Costa
Jersey Island.
Comment
JEPS68973
Sinapis arvensis
Edward Lee
1972-3-29
1307
Contra Costa
1.6 mi. e. Clayton (n. of Mt. Diablo)
Comment
POM181429
Sinapis arvensis
I. L. Wiggins
1930-4-18
4611
Contra Costa
Jersey Island.
Comment
UC1126829
Sinapis arvensis
C. M. Belshaw
1936-5-13
2120
Contra Costa
se of Deer Valley Deer Valley
91
Comment
RSA0027946
Sinapis arvensis
Barbara Ertter
1998-4-4
15959
Contra Costa
Shell Ridge Open Space northwest of Mount Diablo, west base of northwestern-most ridge, around old orchard.
Comment
UC2028152
Sinapis arvensis
Barbara Ertter
1998-4-4
15959
Contra Costa
Shell Ridge Open Space northwest of Mount Diablo.
Comment
UCD115408
Sinapis arvensis
Morris Halperin
1929-4-21
s.n.
Contra Costa
Franklin Canon.
Comment
CHSC24717
Sisyrinchium bellum
G. Strang
1976-4-13
12
Contra Costa
Hills directly S.W. of archery range in Briones Park.
182
Comment
JEPS112431
Sisyrinchium bellum
A. G. Murdock
2004-3-19
220
Contra Costa
Luzon Sycamore Ave. just east of Rodeo/Hercules where train crosses Highway 4 (Luzon). Top of ridge to south of road.
60
Comment
RSA310841
Sisyrinchium bellum
John Weiler
1959-4-5
5937
Contra Costa
Along Bear Creek road
Comment
SEINET4061707
Sisyrinchium bellum
M. W. Garcia
1960-1
60030
Contra Costa
Collected on back of Tilden Park.
60
Comment
UC1606338
Solanum americanum
Barbara Ertter, Brad Olson
1991-9-28
10845
Contra Costa
between Orinda and El Sobrante (s end of San Pablo Reservoir); San Pablo Reservoir
94
Comment
CDA5987
Solanum rostratum
J. Moon
1959-7-3
Contra Costa
Macdonald Avenue and railroad yard, Richmond.
0
Comment
CAS-BOT-BC157454
Solanum umbelliferum
A. Eastwood
1915-6-21
4728
Contra Costa
San Leandro
Comment
JEPS75486
Solanum umbelliferum
P. F. Yorks
1974-3-22
118
Contra Costa
1.8 km s of Bear Creek Road on Hampton Road (in Hampton Road Natural Reserve, n of Briones Reservoir); Hampton Road Natural Reserve
180
Comment
JEPS99576
Solanum umbelliferum
Mary Bowerman
1975-5-11
Contra Costa
Mount Diablo, Back Creek.
Comment
UC691749
Solanum umbelliferum
Mary L. Bowerman
1930-6-5
258
Contra Costa
Mount Diablo, West Road = North Road, 5.8 mi from entrance Mount Diablo
457
Comment
RSA181413
Solanum umbelliferum
James I. McMurphy
1910-4-9
s.n.
Contra Costa
Antioch.
Comment
UC26241
Solanum umbelliferum
unknown
1900-3-26
Contra Costa
Oakley
Comment
UC1051128
Solanum xanti
N. Floy Bracelin
1943-8-22
2584
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
JEPS100171
Solidago velutina subsp. californica
A. Langston
2003-6-19
AL 47
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
JEPS75542
Solidago velutina subsp. californica
P. F. Yorks
1975-9-6
495
Contra Costa
on Hampton Road ca 1.4 km s Bear Creek Road beyond entrance gate to Hampton Road Nature Reserve (n of Briones Reservoir); beyond entrance gat to Hampton Road Nature Reserve, Briones
170
Comment
UCD163099
Solidago velutina subsp. californica
Robert E. Preston
2014-5-28
2966
Contra Costa
Morgan Territory, 3 mi SW of Los Vaqueros Reservoir.
290
Comment
UC2028175
Sonchus asper subsp. asper
Barbara Ertter
1998-5-3
16044
Contra Costa
Pine Canyon/Stage Road upstream from Dusty Road junction, southwest flank of Mount Diablo.
Comment
CHSC23344
Sonchus oleraceus
Willis Ball
1975-3-2
468
Contra Costa
Contra Loma Regional Park. In area #5. On the w side of a hill in area #5 ca. 10 yds. e of water on e side of lake.
32
Comment
UC1618378
Sorghum bicolor
Barbara Ertter, Brad Olson
1993-10-30
12291
Contra Costa
w of railroad tracks n of mouth of Pinole Creek (along railroad track, San Pablo Regional Shoreline); San Pablo Regional Shoreline
Comment
JEPS107075
Spartina densiflora
Barbara Ertter, Rich Rabeler
1994-6-18
12835
Contra Costa
Pt. Pinole Regional Shoreline at north end of Richmond; beach on North side Whittell Marsh.
Comment
UC1795889
Spartina densiflora
Barbara Ertter, Rich Rabeler
1994-6-18
12835
Contra Costa
Pt. Pinole Regional Shoreline at north end of Richmond; beach on North side Whittell Marsh.
Comment
UC1818860
Spergula arvensis subsp. arvensis
Barbara Ertter, Kristin Ertter
1995-7-11
14467
Contra Costa
Diablo Foothills Regional Park, dried road bed at base of east-facing cliff.
121
Comment
UC2028042
Spergula arvensis subsp. arvensis
Barbara Ertter
1998-3-1
15925
Contra Costa
Diablo Foothills Regional Park, Ridge Trail on ridge east of Old Borges Ranch.
Comment
CDA9448
Spergularia macrotheca var. longistyla
D. G. Kelch, Michael Park, Abigail Moore
2007-5-1
7 .226
Contra Costa
Byron Airport.
Comment
UC1948956
Spergularia macrotheca var. macrotheca
William J. Ferlatte, L. Maynard Moe
1970-4-27
1265
Contra Costa
San Francisco Bay: Red Rock Island
Comment
CDA24134
Spergularia marina
D. G. Kelch
2006-7-14
6 .328
Contra Costa
Carquinez Strait; Along Marine Vista Ave immmediately west of Pacheco Slough. East of Martinez.
Comment
JEPS111531
Spergularia marina
D. G. Kelch
2005-5-5
05 .215
Contra Costa
Point Pinole - Giant Marsh
3
Comment
UCD150899
Spergularia marina
James A. Neilson Jr.
1972-10-22
3504
Contra Costa
Walnut Creek drainage, near mouth of Walnut Creek. Elevation estimated using Google Earth by label maker.
0
Comment
UC2027786
Spergularia marina
Barbara Ertter with John Ginochio and Mary Bowerman
2001-5-8
17630
Contra Costa
Northwest flank of Mount Diablo, tributary of Galindo Creek on south side of knoll SW of Mount Zion.
Comment
UC2027744
Spergularia rubra
Barbara Ertter
1997-1-5
15436
Contra Costa
Lime Ridge Open Space on northwest side of Mount Diablo, section on north side of Ygnacio Valley Road.
Comment
UC2029011
Spergularia rubra
Barbara Ertter with Dan Norris
1999-11-14
16852
Contra Costa
Black Diamond Mines Regional Preserve, south of parking area for Somersville townsite.
Comment
CHSC23016
Spergularia salina
Robert A. Schlising
1962-4-7
2141
Contra Costa
Coast Ranges. Field along Deer Valley Road, few mi S of Antioch.
Comment
UC70569
Stachys ajugoides var. rigida
Miss Carlotta Case
July, 1904
Contra Costa
Muir Station
Comment
UC884274
Stachys ajugoides var. rigida
Lewis S. Rose
1935-5-16
35172
Contra Costa
Mt. Diablo
Comment
UC903066
Stachys ajugoides var. rigida
Ethel Crum
1932-10-16
1471
Contra Costa
3 mi nw San Ramon; San Ramon Valley
143
Comment
JEPS112465
Stachys albens
A. G. Murdock
2004-6-4
322
Contra Costa
Pacheco Marsh
5
Comment
JEPS78608
Stachys albens
Walter Knight, L. R. Heckard, and Bert Johnson
1978-9-28
3303
Contra Costa
Alder Point Browns Island
Comment
POM312580
Stachys albens
Malcolm A. Nobs, S. Galen Smith
1949-7-8
943
Contra Costa
Otto s Black Bass Resort, 4 miles north of Kingston.
Comment
POM300999
Stachys bullata
Mary L. Bowerman
1933-5-18
2119
Contra Costa
Mount Diablo, Blackberry Spring.
Comment
JEPS112467
Stachys pycnantha
A. G. Murdock
2004-5-28
278
Contra Costa
Refugio Valley
120
Comment
UC2055623
Stachys pycnantha
Joseph Andorfer Ewan
1933-10-15
8043
Contra Costa
Mt. Diablo.
1066
Comment
RSA0068488
Stachys rigida var. quercetorum
Katie Gallagher, Nick Jensen
2014-4-26
186
Contra Costa
Las Trampas Regional Wilderness.
396
Comment
RSA0027716
Stebbinsoseris heterocarpa
Barbara Ertter
1998-5-3
16076
Contra Costa
Wall Point Ridge on southwest flank of Mount Diablo, near Wall Point.
457
Comment
CAS-BOT-BC386941
Stellaria media
Walter Knight
1965-3-1
909
Contra Costa
Antioch dunes
Comment
CAS-BOT-BC386943
Stellaria media
Ira L. Wiggins
1930-4-18
4598
Contra Costa
N. end of Jersey Island
Comment
UC692303
Stellaria nitens
Mary L. Bowerman
1932-3-12
1115
Contra Costa
Alamo Canyon Mount Diablo (50 ft above stream)
365
Comment
CDA144
Stephanomeria exigua
D. G. Kelch, D. A. Weinstein
2007-8-26
7 .553
Contra Costa
Carquinez Strait; Ozol Rock, W Martinez.
Comment
SBBG42912
Stephanomeria exigua subsp. coronaria
L. D. Gottlieb
1969-11-2
6959
Contra Costa
E of Antioch, W of Kaiser Gypsum Plant at Minaker and Wilbur Rds
Comment Read comments Feb 12 2013
UC1394166
Stephanomeria exigua subsp. coronaria
L. D. Gottlieb
1969-11-2
6959
Contra Costa
e of Antioch (w of Kaiser Gypsum Plant, at Minaker and Wilbur Roads)
Comment
CDA22494
Stephanomeria virgata subsp. pleurocarpa
D. G. Kelch, Mike Park
2008-9-1
8 .289
Contra Costa
Carquinez Strait; Ozol Rock W of Martinez.
Comment
UC1950089
Stipa cernua
Barbara Ertter
1990-5-19
8998
Contra Costa
Layfayette Ridge of Briones Regional Park N of Lafayette; S-facing slope S of Russell Peak
Comment
UC2028379
Stipa pulchra
Barbara Ertter
1998-6-20
16243
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo,below picnic ground at Old Borges Ranch
Comment
UC2029191
Stipa pulchra
Barbara Ertter with Brad Olson et al.
2000-6-2
17298
Contra Costa
North side Brushy Peak Regional Preserve NE of Livermore
Comment
JEPS124451
Streptanthus albidus subsp. peramoenus
Daniel Slakey with Diana Wahl
2015-6-13
129
Contra Costa
Mt. Diablo State Park. Both above and below Burma Road; southwest-facing bank above fire trail.
Comment
CAS-BOT-BC87344
Streptanthus hispidus
Mary L. Bowerman
1930-6-7
280
Contra Costa
Mount Diablo. Meridian Peak summit.
Comment
RSA66600
Streptanthus hispidus
Annetta Carter
1935-6-1
880
Contra Costa
NW slope of Mount Diablo near summit;
1067
Comment
SBBG29885
Streptanthus hispidus
H. L. Mason
1938-5-3
11751
Contra Costa
trail between Juniper Camp and Deer Flat, Mt Diablo
Comment
UC629716
Streptanthus hispidus
H. L. Mason
1938-5-3
11751
Contra Costa
trail between Juniper Camp and Deer Flat; Mount Diablo
990
Comment
UC2042772
Stuckenia pectinata
Barbara Ertter with Lynne Hosley
1992-8-29
11268
Contra Costa
Morgan Territory Regional Preserve east of Mount Diablo, stock pond near junction of Eagle and Volvon trails at north end of preserve.
Comment
UC2028482
Stuckenia pectinata
Barbara Ertter with Chris Thayer
1996-10-25
15371
Contra Costa
Northwest flank of Mount Diablo, Tick Pond at arc of Falcon Road between North Gate Road and Castle Rock
Comment
CAS-BOT-BC422916
Stylomecon heterophylla
Volney Rattan
1887-5-22
s.n.
Contra Costa
Alhambra Val.
Comment
UC1614103
Stylomecon heterophylla
Charles M. Belshaw
1935-6-24
785
Contra Costa
1/2 mi e of Grizzly Peak (Bald Peak); Bald Peak
Comment
UC1733834
Stylomecon heterophylla
Kay H. Beach
1941-4-30
1078
Contra Costa
7 mi W of Byron; Marsh Creek
30
Comment
CAS-BOT-BC422906
Stylomecon heterophylla
W. W. Carruth
1900-5-1
s.n.
Contra Costa
Moraga Valley
Comment
UC1238003
Suaeda moquinii
John H. Weiler
1961-4-9
6173
Contra Costa
3 mi s Byron (e side of road)
Comment
UC1746042
Suaeda moquinii
Annetta M. Carter
1951-5-13
3056
Contra Costa
3.3 mi. S of Byron.
Comment
RSA438613
Suaeda moquinii
E. E. Stanford
1930-08
1867
Contra Costa
near Old River
Comment
LA204633
Symphoricarpos albus
J. A. Ewan;
1936-5-3
9500
Contra Costa
Wildcat Creek
Comment
RSA29681
Symphoricarpos albus var. laevigatus
Joseph A. Ewan
1936-5-3
9500
Contra Costa
Wildcat Creek.
Comment
JEPS13659
Symphoricarpos mollis
H. H. Haworth
1917-5-3
Contra Costa
Redwood Peak
Comment
UC691759
Symphoricarpos mollis
Mary L. Bowerman
1930-6-18
352
Contra Costa
w side, little below summit Meridian Peak; Mount Diablo
Comment
UC2028011
Symphyotrichum chilense
Barbara Ertter
1998-1-4
15886
Contra Costa
South end of Diablo Foothills Regional Park southeast of Walnut Creek, Alamo Trail just outside of park.
Comment
UC2046322
Symphyotrichum lanceolatum var. hesperium
Barbara Ertter
2000-10-26
17550
Contra Costa
West side Mount Diablo, Little Pine Creek near park boundary, just upstream from Falcon Road creek crossing.
Comment
UC1555363
Symphyotrichum lentum
Jerry Powell
1988-9-28
1548
Contra Costa
Point Molate West Richmond
Comment
JEPS111672
Symphyotrichum subspicatum
D. G. Kelch
2003-6-22
03 .92
Contra Costa
Selby At start of trail on south side in grassland
40
Comment
SEINET3145883
Symphyotrichum subulatum
L. S. Rose
1938-10-28
38312
Contra Costa
Byron
3
Comment
UC2027883
Symphyotrichum subulatum
Barbara Ertter with Chris Thayer
1996-10-25
15368
Contra Costa
Northwest flank of Mount Diablo, east end Northgate Trail from North Gate Road to Diablo Foothills Regional Park.
Comment
CDA37133
Tamarix parviflora
Wil Schaub
2012-4-19
PDR# 1641195
Contra Costa
Lafayette; 3954 Las Arabis Drive.
0
Comment
UC2028177
Taraxacum laevigatum
Barbara Ertter
1998-5-3
16042
Contra Costa
Pine Canyon/Stage Road upstream from Dusty Road junction, southwest flank of Mount Diablo.
Comment
CAS-BOT-BC447423
Tellima grandiflora
Elsie Zeile
1909-4-18
s.n.
Contra Costa
Redwood Peak
Comment
UC1819074
Tetragonia tetragonoides
Barbara Ertter, Drew Hansen
1995-3-28
13935
Contra Costa
Chevron oil refinery in northwest Richmond off of Castro St., south of Wildcat Creek
Comment
UC169716
Tetrapteron graciliflorum
Katharine Brandegee
April 1889
Contra Costa
Antioch
Comment
UC20472
Tetrapteron graciliflorum
J. Burtt Davy
1895-4-7
904
Contra Costa
Antioch
Comment
UC1050827
Thalictrum dipterocarpum
N. Floy Bracelin
1942-6-29
2129
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
UCD96763
Thalictrum fendleri var. polycarpum
Margaret Siri
1974-5-12
39
Contra Costa
East-west canyon off-shoot, east of the bottom of Rifle Range Road, Wildcat Canyon.
Comment
CDA29193
Thinopyrum elongatum
D. G. Kelch
2008-6-15
8 .248
Contra Costa
Carquinez Strait; Crockett hills, S of Cummings Skyway, W of Crockett Blvd.
Comment
CAS-BOT-BC88249
Thysanocarpus curvipes
Alice Eastwood
1923-5-4
11702
Contra Costa
Mount Diablo.
Comment
JEPS54181
Thysanocarpus curvipes
W. L. Jepson
1891-5-24
5 g
Contra Costa
Mt. Diablo
Comment
UC691251
Thysanocarpus curvipes
Mary L. Bowerman
1931-4-19
740
Contra Costa
Mitchell Canyon below Deer Flat Mount Diablo (Mount Diablo); , Mitchell Canyon below Deer Flat
Comment
CAS-BOT-BC88246
Thysanocarpus curvipes
Alice Eastwood
1914-2-24
3737
Contra Costa
Anticoch.
Comment
CAS-BOT-BC88247
Thysanocarpus curvipes
Alice Eastwood
1914-2-24
3738
Contra Costa
Anticoch.
Comment
RSA0039373
Thysanocarpus curvipes var. curvipes
John Thomas Howell
1934-4-8
11821
Contra Costa
Marsh Creek Road SW of Brentwood.
Comment
UC691135
Thysanocarpus laciniatus
Mary L. Bowerman
1931-4-18
713
Contra Costa
Sycamore Canyon Mount Diablo (Mount Diablo); , Sycamore Canyon
335
Comment
UC692580
Toxicodendron diversilobum
Mary L. Bowerman
1942-5-24
3845
Contra Costa
W. Fork Sycamore Creek (Madrone Canyon) below Rock City Camp; Mt. Diablo, Madrone Canyon, W. Fork Sycamore Creek
Comment
CAS-BOT-BC172937
Toxicodendron diversilobum
Mary L. Bowerman
1942-5-24
3845
Contra Costa
West fork of Sycamore Creek (Madrone Canyon), below lower Rock City Camp
Comment
CAS-BOT-BC172938
Toxicodendron diversilobum
B. Lacoste
1920-10-1
s.n.
Contra Costa
On hill slope by Lake Aliso
Comment
SEINET5577082
Toxicodendron diversilobum
H. S. Gentry
1931-1
56
Contra Costa
Collected on Mt. Diablo near Buckle Point.
Comment
CAS-BOT-BC377055
Tragopogon dubius
R. E. Frenkel
1964-4-29
466
Contra Costa
On the south side of Ignacio Valley Road, 0.6 mile west of the junction with Marsh Creek Road
182
Comment
JEPS107101
Tragopogon porrifolius
Barbara Ertter
1991-5-12
9812
Contra Costa
Point Isabel Regional Shoreline in SW corner of El Cerrito; along old railroad right-of-way between San Francisco Bay and Salicornia marsh.
Comment
JEPS63121
Trichostema lanceolatum
W. L. Jepson
1895-9-14
14880
Contra Costa
Lafayette
Comment
UCR66560
Trientalis latifolia
F. W. Peirson
1926-4-10
6635
Contra Costa
Boulevard near San Pablo Reservoir
Comment
UC148552
Trifolium albopurpureum var. albopurpureum
Katharine Brandegee
1909-4-24
Contra Costa
Antioch
Comment
UC692673
Trifolium albopurpureum var. albopurpureum
Mary L. Bowerman
1933-4-15
1858
Contra Costa
s Arroyo del Cerro (canyon)
Comment
UC1795831
Trifolium albopurpureum var. albopurpureum
Barbara Ertter, Brad Olson, Diane Lake
1996-4-14
14588
Contra Costa
North Peak of Mt. Diablo; open rocky flats.
1097
Comment
UC16612
Trifolium albopurpureum var. dichotomum
Jos. Burtt Davy
1901-4-21
7048
Contra Costa
Wildcat Canyon
Comment
UC33320
Trifolium barbigerum
W. C. Blasdale
June 1891
Contra Costa
near Redwood Peak
Comment
CDA29497
Trifolium bifidum
D. G. Kelch, Troy MacGregor
2009-5-1
9 .273
Contra Costa
Carquinez Strait; Franklin Ridge. Fernandez Ranch Extension.
Comment
UC146057
Trifolium bifidum var. decipiens
Ivar Tidestrom
1895-4-13
Contra Costa
near Lafayette
Comment
JEPS127104
Trifolium campestre
Lowell Ahart, Josephine Guardino
2016-4-19
20755
Contra Costa
1.8 miles (air) northwest of Los Vaqueros Reservoir Marina, 2.1 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Spring USGS 7.5' Quad.
Comment
SBBG29985
Trifolium ciliolatum
J. T. Howell
1933-5-14
11245
Contra Costa
hills E of St Mary's College
Comment
UC146899
Trifolium ciliolatum
Katharine Brandegee
may 1907
Contra Costa
Antioch
Comment
UC517489
Trifolium ciliolatum
John Thomas Howell
1933-5-14
11245
Contra Costa
e St. Mary's College (hills)
Comment
UC33308
Trifolium depauperatum var. amplectens
W. C. Blasdale
1891-4-25
Contra Costa
Point Isabel
Comment
RSA537536
Trifolium depauperatum var. amplectens
Barbara Ertter, Jim Jokerst, Dave Magney
1989-4-5
8134
Contra Costa
Alkali sink W and adjacent to Clifton Court Forebay, ca 15 air miles SW of Stockton.
Comment
UC630978
Trifolium depauperatum var. amplectens
P. B. Kennedy
1925-4-26
Contra Costa
above old rd (Mt. Diablo Meadow)
Comment
UC630932
Trifolium depauperatum var. depauperatum
P. B. Kennedy
1928-4-19
10035 a
Contra Costa
Byron
Comment
UCD33428
Trifolium depauperatum var. depauperatum
Beecher Crampton
1968-3-27
8236 a
Contra Costa
SE corner of County, ca. 3.5 miles south of Byron.
Comment
UCSC011140
Trifolium depauperatum var. laciniatum
Randy Morgan
1999-5-30
3510
Contra Costa
Originally from Byron Springs Rd
Comment
CHSC22680
Trifolium depauperatum var. truncatum
Robert A. Schlising
1962-4-7
2147
Contra Costa
Along roads near Antioch Reservoir.
Comment
UC2028126
Trifolium depauperatum var. truncatum
Barbara Ertter with Richard K. Brummitt
1998-5-6
16081 a
Contra Costa
Base of Mitchell Rock Trail on north base of Mount Diablo.
Comment
UC2028154
Trifolium depauperatum var. truncatum
Barbara Ertter
1998-4-4
15957
Contra Costa
Shell Ridge Open Space northwest of Mount Diablo.
Comment
CDA29487
Trifolium dubium
D. G. Kelch, Troy MacGregor
2009-5-1
9 .282
Contra Costa
Carquinez Strait; Fernandez Ranch in valley bottom along Christie Rd.
Comment
UC1618358
Trifolium dubium
Barbara Ertter, Chris Thayer
1993-5-7
11713
Contra Costa
1/2 mi n of Vollmer (=Bald) Peak in East Bay Municipal Utilities District land e of Tilden Park (s of Wildcat Canyon Road); East Bay Municipal Utilities District land
Comment
CDA4276
Trifolium fragiferum
D. G. Kelch, A. G. Murdock
2005-6-24
5 .389
Contra Costa
Carquinez Strait Region; Franklin Canyon at McEwen Road.
Comment
UC400160
Trifolium fucatum
Ynes Mexia
1929-4-21
2371
Contra Costa
Moraga Valley
Comment
UC692316
Trifolium fucatum
Mary L. Bowerman
1932-3-23
1124
Contra Costa
betw Monument and Concord (Oak Grove School junction); Mount Diablo
Comment
UCD109005
Trifolium fucatum
P. B. Kennedy
1928-4-15
10056
Contra Costa
Pinehurst.
Comment
RSA195421
Trifolium fucatum var. fucatum
C. P. Smith
1922-5-20
3532
Contra Costa
Lafayette - trolly line.
Comment
CDA29533
Trifolium glomeratum
D. G. Kelch, Troy MacGregor
2009-5-1
9 .287
Contra Costa
Carquinez Strait; Fernandez Ranch in valley bottom along Christie Rd.
Comment
UC1618357
Trifolium gracilentum
Barbara Ertter, Chris Thayer
1993-5-7
11712
Contra Costa
1/2 mi n of Vollmer (=Bald) Peak in East Bay Municipal Utilities District land e of Tilden Park (s of Wildcat Canyon Road); East Bay Municipal Utilities District
Comment
UC165608
Trifolium gracilentum
J. Burtt Davy
1895-1
926
Contra Costa
Antioch
Comment
POM300710
Trifolium gracilentum
Unspecified
1933-5-9
2041
Contra Costa
East of Pioneer Camp.
Comment
JEPS99601
Trifolium hirtum
Mary Bowerman
1995-5-21
Contra Costa
Mount Diablo, Wall Pt. fire road perhaps 1/2 mile from South Gate Rd., near Tom Brumleve's home; also other places along North Gate Rd.
Comment
UC1197238
Trifolium macraei
J. P. Tracy
1900-3-24
623
Contra Costa
50 ft Point Richmond
Comment
JEPS65989
Trifolium microdon
W. L. Jepson
May 23 1891-May 24 1891
13661
Contra Costa
Mt. Diablo
Comment
UC2028993
Trifolium microdon
Barbara Ertter
2000-5-14
16997
Contra Costa
lower Donner Canyon on north side of Mount Diablo on Hetherington Trail.
Comment
UC692636
Trifolium obtusiflorum
Mary L. Bowerman
1938-6-30
3799
Contra Costa
Blue Oak Flat Mount Diablo
822
Comment
UC692641
Trifolium obtusiflorum
Mary L. Bowerman
1935-5-25
3077
Contra Costa
Rhine Canyon Mount Diablo (side of gully containing streamlet)
914
Comment
UC2029064
Trifolium obtusiflorum
Barbara Ertter
2000-7-29
17445
Contra Costa
Donner Basin on north side of Mount Diablo, Falls Trail at east fork of Donner Creek (between main fork and Wild Oat Canyon), trickle of surface water
Comment
CDA28015
Trifolium oliganthum
D. G. Kelch, A. G. Murdock
2005-4-15
5 .15
Contra Costa
Carquinez Strait Region; Rodeo Creek. EBRP land. West of Cummings Skyway near summit (Old C&H Sugar diatomaceous earth dump).
Comment
RSA0033854
Trifolium oliganthum
Barbara Ertter
2003-3-28
18135
Contra Costa
Round Valley Regional Preserve, mid Hardy Canyon along High Creek.
182
Comment
UC866918
Trifolium oliganthum
Lewis S. Rose
1940-4-30
40252
Contra Costa
6 mi e Clayton (Marsh Creek)
60
Comment
UC2027837
Trifolium oliganthum
Barbara Ertter with Dan Norris
2001-4-15
17609
Contra Costa
West side Mount Diablo, head of W-facing drainage west of China Wall rock formation (off trail between Hanging Valley Trail and China Wall Road).
Comment
UC2028086
Trifolium oliganthum
Barbara Ertter, Tony Morosco
1998-4-12
15983
Contra Costa
Base of Mount Olympia on north side of Mount Diablo, south side of lower end of Olympia Trail.
Comment
UC2028950
Trifolium repens
Barbara Ertter
2000-7-16
17389
Contra Costa
lower Pine Creek in Diablo Foothills Regional Park.
Comment
CDA29549
Trifolium subterraneum
D. G. Kelch, Troy MacGregor
2009-5-1
9 .283
Contra Costa
Carquinez Strait; Fernandez Ranch in valley bottom along Christie Rd.
Comment
UCD109444
Trifolium variegatum var. major
Collector unknown
Date unknown
s.n.
Contra Costa
5 mi. north of Walnut Creek on road to Contra Costa Golf Club.
Comment
UC2028286
Trifolium variegatum var. variegatum
Barbara Ertter
1998-6-20
16237
Contra Costa
Shell Ridge Open Space on NW side of Mount Diablo, Alkali Pond at Wiget Lane entrance.
Comment
CDA29759
Trifolium willdenovii
D. G. Kelch, Troy MacGregor
2009-5-1
9 .264
Contra Costa
Carquinez Strait; Franklin Ridge. Fernandez Ranch Extension.
Comment
JEPS75464
Trifolium willdenovii
P. F. Yorks
1975-4-27
383
Contra Costa
ca 1.9 km s Bear Creek Rd (on Hampton Rd, n of Briones Reservior); Hampton Rd Natural Reserve
200
Comment
SEINET7096740
Trifolium willdenovii
A. G. Vestal
1955-4-1
3586
Contra Costa
Ca. 1.9 miles west of Byron on the Camino Diablo Road. NAD27, 37? deg. 51' 45ao, -121?_ 40' 26ao (converted to WGS84 decimal degrees)
Comment
UC1197525
Trifolium willdenovii
J. P. Tracy
1900-3-24
604
Contra Costa
near Stege
9
Comment
UC1197527
Trifolium willdenovii
J. P. Tracy
1900-3-24
620
Contra Costa
Point Richmond
15
Comment
UC1543244
Trifolium willdenovii
Donald G. Nelson
1937-3-30
474
Contra Costa
s Byron (on rd to Tracy along rr tracks paralleling hwy)
Comment
UC1948963
Trifolium willdenovii
William J. Ferlatte, L. Maynard Moe
1970-4-27
1261
Contra Costa
San Francisco Bay: Red Rock Island
Comment
UC579846
Trifolium willdenovii
Annetta Carter
1936-4-19
1109
Contra Costa
e side of island Red Rock
Comment
POM18879
Trifolium willdenovii
H. P. Chandler
1901-3-22
841
Contra Costa
Concord.
Comment
CAS-BOT-BC451764
Triglochin maritima
Walter Knight; Joanne Dean
No date on label
3131
Contra Costa
Browns Island.
Comment
JEPS112458
Triglochin striata
D. G. Kelch
2003-8-13
03 .116
Contra Costa
Martinez Marsh
0
Comment
UC692010
Trillium chloropetalum
Mary L. Bowerman
1931-5-21
2147
Contra Costa
below <&> s. from Curry Canyon Grape Spring; Mt. Diablo
Comment
UCD139902
Trillium chloropetalum
Morris Halperin
1929-4-21
s.n.
Contra Costa
St. Mary's College Campus.
Comment
POM300987
Triodanis biflora
Mary L. Bowerman
1933-5-18
2130
Contra Costa
Mount Diablo.
Comment
SEINET10458812
Triodanis biflora
Joseph W. Congdon
1896-5-30
Congdon s.n.
Contra Costa
Mount Diablo
Comment
UC650592
Triphysaria eriantha subsp. eriantha
Ira L. Wiggins
1930-4-17
4571
Contra Costa
1/4 mi s Byron
Comment
CDA29048
Triphysaria pusilla
D. G. Kelch
2006-5-7
6 .157
Contra Costa
Carquinez Strait.; Crockett. Upper Edward s Canyon.
Comment
JEPS126600
Triphysaria pusilla
Lowell Ahart, Josephine Guardino
2016-4-19
20780
Contra Costa
Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Springs USGS 7.5' Quadrangle. 1.8 miles (air) northwest of Los Vaqueros Reservoir Marina, 2.1 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton.
Comment
UC1861821
Triphysaria pusilla
Barbara Ertter, Lisa Schultheis
1995-4-27
14002
Contra Costa
Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; at end of Arbolado Dr.
121
Comment
CDA33658
Triphysaria versicolor subsp. faucibarbata
Duarte/ Gomes
2011-4-18
PDR# 1625731
Contra Costa
Knightsen
0
Comment
CDA41895
Triphysaria versicolor subsp. faucibarbata
D. G. Kelch
2005-5-5
5 .206
Contra Costa
Carquinez Strait Region; Point Pinole - Giant Marsh. Giant Salt Marsh.
Comment
UCD36927
Trisetum canescens
Beecher Crampton
1956-5-14
3423
Contra Costa
2 miles west of Martinez, on road to Crockett.
Comment
UCD93500
Trisetum canescens
Beecher Crampton
1956-5-14
3423
Contra Costa
2 miles west of Martinez, on road to Crockett.
Comment
UC2070608
Trisetum canescens
Barbara Ertter with Debra Trock
2005-6-25
18609
Contra Costa
North end Redwood Regional Park, Stream Trail along Redwood Creek.
Comment
JEPS120268
Triteleia laxa
Barbara Ertter with David Gowen
2012-6-9
21020
Contra Costa
Seaview Trail on morth side of Vollmer Peak, southeastern Tilden Park in Berkeley Hills
Comment
JEPS25139
Triteleia laxa
G. Thomas Robbins
1959-5-16
4009
Contra Costa
just n Pt. Orient (on w slope of Potrero Hills, Richmond, overlooking San Francisco Bay); Richmond, Potrero Hills
Comment
JEPS58045
Triteleia laxa
Helen Bergfried
1918-5-12
Contra Costa
vicinity Berkeley; , Wildcat Creek
Comment
JEPS58064
Triteleia laxa
W. L. Jepson
1919-6-8
8332
Contra Costa
Mt. Diablo
Comment
JEPS58065
Triteleia laxa
W. L. Jepson
1918-6-3
7569
Contra Costa
Donner Canyon Mt. Diablo
304
Comment
CAS-BOT-BC526329
Triteleia laxa
D. E. Breedlove
1930-6-3
234
Contra Costa
North Road, Mount Diablo
167
Comment
SEINET3127299
Triteleia laxa
H. A. Walker
1906-1
148
Contra Costa
Vicinity of Berkeley
Comment
JEPS100033
Triticum aestivum
S. O'Neil
2003-5-8
SEO 32
Contra Costa
Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site
Comment
CAS-BOT-BC67348
Tropidocarpum capparideum
Robert F. Hoover
1937-4-3
1733
Contra Costa
Tracy.
Comment
UC673305
Tropidocarpum gracile
H. L. Mason
1929-3-31
5152
Contra Costa
sand dike along river at Antioch; San Joaquin River
Comment
UC2070653
Typha
Barbara Ertter
1998-11-15
16460
Contra Costa
North side Mount Olympia on north side Mount Diablo.
Comment
UC1241758
Typha domingensis
Malcolm A. Nobs
1950-8-20
Contra Costa
Nortonville
Comment
UC2070596
Ulmus minor
Barbara Ertter with Chris Thayer
2002-4-13
17826
Contra Costa
North side of Mount Diablo, on north face of Mount Olympia.
Comment
CDA37275
Umbellularia californica
D. G. Kelch
2009-12-21
9 .712
Contra Costa
Vicinity of Richmond; canyon northeast of Alvarado Park.
0
Comment
POM247255
Umbellularia californica
Annetta Carter
1937-3-20
1224
Contra Costa
Lake Orinda Road, two miles northeast of Orinda.
122
Comment
UCSB11593
Umbellularia californica
Grah, Nancy
1962-4-20
Contra Costa
2.0 miles east from San Pablo Dam Road; on Wildcat Canyon Road; 4 miles east of Berkeley
274
Comment
UC1795024
Uropappus lindleyi
R. K. Brummitt and B. Ertter
1998-5-13
19837
Contra Costa
Mt Diablo, just below summit on S side
1000
Comment
UC691466
Uropappus lindleyi
Mary L. Bowerman
1932-4-27
1396
Contra Costa
canyon w Riggs Canyon (s face Oyster Ridge, Mount Diablo); Mount Diablo, s face Oyster Ridge
335
Comment
UC691783
Uropappus lindleyi
Mary L. Bowerman
1957-5-2
1957
Contra Costa
Pioneer Camp Mount Diablo
762
Comment
UC691797
Uropappus lindleyi
Mary L. Bowerman
1931-4-4
632
Contra Costa
two mi by road from North Gate Mount Diablo (Mount Diablo); Mount Diablo
Comment
UC2028065
Uropappus lindleyi
Barbara Ertter with Tony Morosco
1998-4-12
16009
Contra Costa
Mount Olympia on north side of Mount Diablo, below false summit on East Trail.
Comment
CAS-BOT-BC403927
Urtica dioica subsp. gracilis
Joseph Andorfer Ewan
1934-1-14
8160
Contra Costa
Wildcat Canyon, one mile below ranch house
Comment
JEPS111918
Urtica dioica var. holosericea
Dean G. Kelch and Andrew G. Murdock
2004-3-12
DGK 04 .018
Contra Costa
Pinole Valley. Hillside and canyon above Wright Road. Off the Pinole Valley Road.
Comment
UC635677
Utricularia gibba
H. L. Mason
1929-9-21
5441
Contra Costa
1 mi. n. from junction of Borden Hwy. and rd. to Antioch
Comment
UC1192064
Verbena hastata
Malcolm A. Nobs and S. Galen Smith
1949-7-8
942
Contra Costa
4 mi n Kingston (Otto's Black Bass Resort); Otto's Black Bass Resort
Comment
JEPS39065
Verbena lasiostachys var. scabrida
Robert Brandt
1914-7-16
Contra Costa
Wildcat Canon, Berkeley Hills.
Comment
UC691535
Verbena lasiostachys var. scabrida
Mary L. Bowerman
1930-6-28
393
Contra Costa
Lower Silver Spring: Edge of marshy spot.
Comment
RSA128371
Verbena robusta
Peter H. Raven
1950-7-5
2489
Contra Costa
Mt Diablo.
396
Comment
CDA9278
Verbena scabra
D. G. Kelch
2002-7-15
2 .006
Contra Costa
CA Delta; Old San Joaquin River channel, E of Brentwood. San Joaquin County border.
0
Comment
UC27730
Veronica peregrina subsp. xalapensis
W. H. Brewer
1862-4-30
1026
Contra Costa
Walnut Creek, Camp 69 Walnut Creek; , Camp 69
Comment
JEPS12699
Viburnum ellipticum
Mary L. Bowerman
1933-5-21
2162
Contra Costa
s from Curry Canyon (Sycamore Canyon, ridge between two main forks w side); Mount Diablo, Sycamore Canyon
365
Comment
UC1051053
Viburnum japonicum
N. Floy Bracelin
1942-10-4
2334
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
UC1050363
Viburnum trilobum
N. Floy Bracelin
1943-7-25
2187
Contra Costa
Adelante, The Garden of Anson and Anita Blake, Berkeley, California
Comment
UCD38561
Vicia americana var. americana
Beecher Crampton
1956-5-14
3426
Contra Costa
4 miles west of Martinez on the road to Crockett, above Port Costa Brick Works.
Comment
JEPS46092
Vicia americana var. americana
Mrs. E. L. Mossman
1931-3-12
Contra Costa
Wildcat Canyon; Berkeley Hills
Comment
CDA4416
Vicia benghalensis
D. G. Kelch, A. G. Murdock
2005-3-24
5 .06
Contra Costa
Carquinez Strait Region; Southern Point Pinole.
Comment
JEPS77007
Vicia gigantea
Robert M. Lloyd
1963-3-17
2135
Contra Costa
0.5 mi e intersection of Grizzly Peak Road and Skyline Drive (on Skyline Drive (across from 7090 Skyline), Huckleberry trail); Huckleberry trail
Comment